Bug 1490044 - Move all prefs used in WebIDL to StaticPrefs. r=bzbarsky

Differential Revision: https://phabricator.services.mozilla.com/D33507

--HG--
extra : moz-landing-system : lando

browser/app/profile/firefox.js

@@ -1473,8 +1473,6 @@ pref("identity.fxaccounts.commands.missed.fetch_interval", 86400);
 pref("ui.key.menuAccessKeyFocuses", true);
 #endif
 
-pref("media.eme.hdcp-policy-check.enabled", false);
-
 // Whether we should run a test-pattern through EME GMPs before assuming they'll
 // decode H.264.
 pref("media.gmp.trial-create.enabled", true);

dom/base/Document.cpp

@@ -15453,15 +15453,8 @@ void Document::RecordNavigationTiming(ReadyState aReadyState) {
 }
 
 bool Document::ModuleScriptsEnabled() {
-  static bool sEnabledForContent = false;
+  return nsContentUtils::IsChromeDoc(this) ||
-  static bool sCachedPref = false;
+         StaticPrefs::dom_moduleScripts_enabled();
-  if (!sCachedPref) {
-    sCachedPref = true;
-    Preferences::AddBoolVarCache(&sEnabledForContent,
-                                 "dom.moduleScripts.enabled", false);
-  }
-
-  return nsContentUtils::IsChromeDoc(this) || sEnabledForContent;
 }
 
 void Document::ReportShadowDOMUsage() {

dom/base/Selection.cpp

@@ -23,6 +23,7 @@
 #include "mozilla/HTMLEditor.h"
 #include "mozilla/PresShell.h"
 #include "mozilla/RangeBoundary.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/Telemetry.h"
 
 #include "nsCOMPtr.h"
@@ -938,7 +939,7 @@ nsresult Selection::AddItem(nsRange* aItem, int32_t* aOutIndex,
 
     Document* doc = GetParentObject();
     bool selectEventsEnabled =
-        nsFrameSelection::sSelectionEventsEnabled ||
+        StaticPrefs::dom_select_events_enabled() ||
         (doc && nsContentUtils::IsSystemPrincipal(doc->NodePrincipal()));
 
     if (!aNoStartSelect && mSelectionType == SelectionType::eNormal &&

dom/base/SelectionChangeEventDispatcher.cpp

@@ -11,6 +11,7 @@
 #include "SelectionChangeEventDispatcher.h"
 
 #include "mozilla/AsyncEventDispatcher.h"
+#include "mozilla/StaticPrefs.h"
 #include "nsCOMPtr.h"
 #include "nsContentUtils.h"
 #include "mozilla/dom/Document.h"
@@ -77,7 +78,7 @@ void SelectionChangeEventDispatcher::OnSelectionChange(Document* aDoc,
                                                        int16_t aReason) {
   Document* doc = aSel->GetParentObject();
   if (!(doc && nsContentUtils::IsSystemPrincipal(doc->NodePrincipal())) &&
-      !nsFrameSelection::sSelectionEventsEnabled) {
+      !StaticPrefs::dom_select_events_enabled()) {
     return;
   }
 

dom/base/nsContentUtils.cpp

@@ -6147,7 +6147,7 @@ bool nsContentUtils::IsSubDocumentTabbable(nsIContent* aContent) {
 }
 
 bool nsContentUtils::IsUserFocusIgnored(nsINode* aNode) {
-  if (!nsGenericHTMLFrameElement::BrowserFramesEnabled()) {
+  if (!StaticPrefs::dom_mozBrowserFramesEnabled()) {
     return false;
   }
 

dom/bindings/test/TestCodeGen.webidl

@@ -12,7 +12,7 @@ typedef CustomEventInit TestDictionaryTypedef;
 interface TestExternalInterface;
 
 // We need a pref name that's in StaticPrefList.h here.
-[Pref="browser.dom.window.dump.enabled"]
+[Pref="abc.def"]
 interface TestRenamedInterface {
 };
 
@@ -1221,10 +1221,9 @@ dictionary DictWithConditionalMembers {
   [ChromeOnly, Func="nsGenericHTMLElement::LegacyTouchAPIEnabled"]
   long chromeOnlyFuncControlledMember;
   // We need a pref name that's in StaticPrefList.h here.
-  [Pref="browser.dom.window.dump.enabled"]
+  [Pref="abc.def"]
   long prefControlledMember;
-  [Pref="browser.dom.window.dump.enabled", ChromeOnly,
+  [Pref="abc.def", ChromeOnly, Func="TestFuncControlledMember"]
-   Func="TestFuncControlledMember"]
   long chromeOnlyFuncAndPrefControlledMember;
 };
 

dom/events/EventStateManager.cpp

@@ -1672,7 +1672,7 @@ void EventStateManager::MaybeFirePointerCancel(WidgetInputEvent* aEvent) {
   RefPtr<PresShell> presShell = mPresContext->GetPresShell();
   AutoWeakFrame targetFrame = mCurrentTarget;
 
-  if (!PointerEventHandler::IsPointerEventEnabled() || !presShell ||
+  if (!StaticPrefs::dom_w3c_pointer_events_enabled() || !presShell ||
       !targetFrame) {
     return;
   }
@@ -4442,7 +4442,7 @@ static LayoutDeviceIntPoint GetWindowClientRectCenter(nsIWidget* aWidget) {
 
 void EventStateManager::GeneratePointerEnterExit(EventMessage aMessage,
                                                  WidgetMouseEvent* aEvent) {
-  if (!PointerEventHandler::IsPointerEventEnabled()) {
+  if (!StaticPrefs::dom_w3c_pointer_events_enabled()) {
     return;
   }
   WidgetPointerEvent pointerEvent(*aEvent);

dom/events/IMEStateManager.cpp

@@ -15,6 +15,7 @@
 #include "mozilla/MouseEvents.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/PresShell.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/TextComposition.h"
 #include "mozilla/TextEvents.h"
 #include "mozilla/Unused.h"
@@ -138,7 +139,6 @@ InputContext IMEStateManager::sActiveChildInputContext;
 bool IMEStateManager::sInstalledMenuKeyboardListener = false;
 bool IMEStateManager::sIsGettingNewIMEState = false;
 bool IMEStateManager::sCheckForIMEUnawareWebApps = false;
-bool IMEStateManager::sInputModeSupported = false;
 
 // static
 void IMEStateManager::Init() {
@@ -147,9 +147,6 @@ void IMEStateManager::Init() {
       "intl.ime.hack.on_ime_unaware_apps.fire_key_events_for_composition",
       false);
 
-  Preferences::AddBoolVarCache(&sInputModeSupported, "dom.forms.inputmode",
-                               false);
-
   sOrigin = XRE_IsParentProcess() ? InputContext::ORIGIN_MAIN
                                   : InputContext::ORIGIN_CONTENT;
   ResetActiveChildInputContext();
@@ -1349,7 +1346,7 @@ void IMEStateManager::SetIMEState(const IMEState& aState,
       context.mHTMLInputType.Assign(nsGkAtoms::textarea->GetUTF16String());
     }
 
-    if (sInputModeSupported ||
+    if (StaticPrefs::dom_forms_inputmode() ||
         nsContentUtils::IsChromeDoc(aContent->OwnerDoc())) {
       aContent->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::inputmode,
                                      context.mHTMLInputInputmode);

dom/events/IMEStateManager.h

@@ -354,7 +354,6 @@ class IMEStateManager {
 
   static bool sIsGettingNewIMEState;
   static bool sCheckForIMEUnawareWebApps;
-  static bool sInputModeSupported;
 
   class MOZ_STACK_CLASS GettingNewIMEStateBlocker final {
    public:

dom/events/PointerEventHandler.cpp

@@ -8,13 +8,13 @@
 #include "nsIFrame.h"
 #include "PointerEvent.h"
 #include "mozilla/PresShell.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/dom/MouseEventBinding.h"
 
 namespace mozilla {
 
 using namespace dom;
 
-static bool sPointerEventEnabled = true;
 static bool sPointerEventImplicitCapture = false;
 
 Maybe<int32_t> PointerEventHandler::sSpoofedPointerId;
@@ -50,8 +50,6 @@ void PointerEventHandler::Initialize() {
     return;
   }
   initialized = true;
-  Preferences::AddBoolVarCache(&sPointerEventEnabled,
-                               "dom.w3c_pointer_events.enabled", true);
   Preferences::AddBoolVarCache(&sPointerEventImplicitCapture,
                                "dom.w3c_pointer_events.implicit_capture", true);
 }
@@ -73,19 +71,15 @@ void PointerEventHandler::ReleaseStatics() {
   sActivePointersIds = nullptr;
 }
 
-/* static */
-bool PointerEventHandler::IsPointerEventEnabled() {
-  return sPointerEventEnabled;
-}
-
 /* static */
 bool PointerEventHandler::IsPointerEventImplicitCaptureForTouchEnabled() {
-  return sPointerEventEnabled && sPointerEventImplicitCapture;
+  return StaticPrefs::dom_w3c_pointer_events_enabled() &&
+         sPointerEventImplicitCapture;
 }
 
 /* static */
 void PointerEventHandler::UpdateActivePointerState(WidgetMouseEvent* aEvent) {
-  if (!IsPointerEventEnabled() || !aEvent) {
+  if (!StaticPrefs::dom_w3c_pointer_events_enabled() || !aEvent) {
     return;
   }
   switch (aEvent->mMessage) {
@@ -253,7 +247,7 @@ void PointerEventHandler::CheckPointerCaptureState(WidgetPointerEvent* aEvent) {
   if (!aEvent) {
     return;
   }
-  MOZ_ASSERT(IsPointerEventEnabled());
+  MOZ_ASSERT(StaticPrefs::dom_w3c_pointer_events_enabled());
   MOZ_ASSERT(aEvent->mClass == ePointerEventClass);
 
   PointerCaptureInfo* captureInfo = GetPointerCaptureInfo(aEvent->pointerId);
@@ -309,7 +303,7 @@ void PointerEventHandler::CheckPointerCaptureState(WidgetPointerEvent* aEvent) {
 void PointerEventHandler::ImplicitlyCapturePointer(nsIFrame* aFrame,
                                                    WidgetEvent* aEvent) {
   MOZ_ASSERT(aEvent->mMessage == ePointerDown);
-  if (!aFrame || !IsPointerEventEnabled() ||
+  if (!aFrame || !StaticPrefs::dom_w3c_pointer_events_enabled() ||
       !IsPointerEventImplicitCaptureForTouchEnabled()) {
     return;
   }
@@ -355,7 +349,7 @@ nsIContent* PointerEventHandler::GetPointerCapturingContent(
 /* static */
 nsIContent* PointerEventHandler::GetPointerCapturingContent(
     WidgetGUIEvent* aEvent) {
-  if (!IsPointerEventEnabled() ||
+  if (!StaticPrefs::dom_w3c_pointer_events_enabled() ||
       (aEvent->mClass != ePointerEventClass &&
        aEvent->mClass != eMouseEventClass) ||
       aEvent->mMessage == ePointerDown || aEvent->mMessage == eMouseDown) {
@@ -494,7 +488,7 @@ void PointerEventHandler::DispatchPointerFromMouseOrTouch(
     PresShell* aShell, nsIFrame* aFrame, nsIContent* aContent,
     WidgetGUIEvent* aEvent, bool aDontRetargetEvents, nsEventStatus* aStatus,
     nsIContent** aTargetContent) {
-  MOZ_ASSERT(IsPointerEventEnabled());
+  MOZ_ASSERT(StaticPrefs::dom_w3c_pointer_events_enabled());
   MOZ_ASSERT(aFrame || aContent);
   MOZ_ASSERT(aEvent);
 

dom/events/PointerEventHandler.h

@@ -44,9 +44,6 @@ class PointerEventHandler final {
   static void InitializeStatics();
   static void ReleaseStatics();
 
-  // Return the preference value of pointer event enabled.
-  static bool IsPointerEventEnabled();
-
   // Return the preference value of implicit capture.
   static bool IsPointerEventImplicitCaptureForTouchEnabled();
 

dom/gamepad/GamepadManager.cpp

@@ -60,7 +60,7 @@ GamepadManager::GamepadManager()
       mPromiseID(0) {}
 
 nsresult GamepadManager::Init() {
-  mEnabled = IsAPIEnabled();
+  mEnabled = StaticPrefs::dom_gamepad_enabled();
   mNonstandardEventsEnabled =
       StaticPrefs::dom_gamepad_non_standard_events_enabled();
   nsCOMPtr<nsIObserverService> observerService =
@@ -412,11 +412,6 @@ already_AddRefed<GamepadManager> GamepadManager::GetService() {
   return service.forget();
 }
 
-// static
-bool GamepadManager::IsAPIEnabled() {
-  return StaticPrefs::dom_gamepad_enabled();
-}
-
 bool GamepadManager::MaybeWindowHasSeenGamepad(nsGlobalWindowInner* aWindow,
                                                uint32_t aIndex) {
   if (!WindowHasSeenGamepad(aWindow, aIndex)) {

dom/gamepad/GamepadManager.h

@@ -34,8 +34,6 @@ class GamepadManager final : public nsIObserver {
   static bool IsServiceRunning();
   // Get the singleton service
   static already_AddRefed<GamepadManager> GetService();
-  // Return true if the API is preffed on.
-  static bool IsAPIEnabled();
 
   void BeginShutdown();
   void StopMonitoring();

dom/geolocation/nsGeolocation.cpp

@@ -15,6 +15,7 @@
 #include "mozilla/dom/PositionErrorBinding.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/Telemetry.h"
 #include "mozilla/UniquePtr.h"
 #include "mozilla/Unused.h"
@@ -502,16 +503,13 @@ NS_INTERFACE_MAP_END
 NS_IMPL_ADDREF(nsGeolocationService)
 NS_IMPL_RELEASE(nsGeolocationService)
 
-static bool sGeoEnabled = true;
 static int32_t sProviderTimeout = 6000;  // Time, in milliseconds, to wait for
                                          // the location provider to spin up.
 
 nsresult nsGeolocationService::Init() {
   Preferences::AddIntVarCache(&sProviderTimeout, "geo.timeout",
                               sProviderTimeout);
-  Preferences::AddBoolVarCache(&sGeoEnabled, "geo.enabled", sGeoEnabled);
+  if (!StaticPrefs::geo_enabled()) {
-
-  if (!sGeoEnabled) {
     return NS_ERROR_FAILURE;
   }
 
@@ -644,7 +642,7 @@ CachedPositionAndAccuracy nsGeolocationService::GetCachedPosition() {
 }
 
 nsresult nsGeolocationService::StartDevice(nsIPrincipal* aPrincipal) {
-  if (!sGeoEnabled) {
+  if (!StaticPrefs::geo_enabled()) {
     return NS_ERROR_NOT_AVAILABLE;
   }
 
@@ -1069,7 +1067,7 @@ nsresult Geolocation::GetCurrentPosition(GeoPositionCallback callback,
       this, std::move(callback), std::move(errorCallback), std::move(options),
       static_cast<uint8_t>(mProtocolType), target);
 
-  if (!sGeoEnabled || ShouldBlockInsecureRequests() ||
+  if (!StaticPrefs::geo_enabled() || ShouldBlockInsecureRequests() ||
       !FeaturePolicyBlocked()) {
     request->RequestDelayedTask(target,
                                 nsGeolocationRequest::DelayedTaskType::Deny);
@@ -1142,7 +1140,7 @@ int32_t Geolocation::WatchPosition(GeoPositionCallback aCallback,
       std::move(aOptions), static_cast<uint8_t>(mProtocolType), target, true,
       watchId);
 
-  if (!sGeoEnabled || ShouldBlockInsecureRequests() ||
+  if (!StaticPrefs::geo_enabled() || ShouldBlockInsecureRequests() ||
       !FeaturePolicyBlocked()) {
     request->RequestDelayedTask(target,
                                 nsGeolocationRequest::DelayedTaskType::Deny);

dom/html/HTMLInputElement.cpp

@@ -448,7 +448,7 @@ void GetDOMFileOrDirectoryPath(const OwningFileOrDirectory& aData,
 
 /* static */
 bool HTMLInputElement::ValueAsDateEnabled(JSContext* cx, JSObject* obj) {
-  return IsExperimentalFormsEnabled() || IsInputDateTimeEnabled() ||
+  return IsExperimentalFormsEnabled() || StaticPrefs::dom_forms_datetime() ||
          IsInputDateTimeOthersEnabled();
 }
 
@@ -1918,7 +1918,7 @@ nsresult HTMLInputElement::ApplyStep(int32_t aStep) {
 /* static */
 bool HTMLInputElement::IsExperimentalMobileType(uint8_t aType) {
   return (aType == NS_FORM_INPUT_DATE || aType == NS_FORM_INPUT_TIME) &&
-         !IsInputDateTimeEnabled();
+         !StaticPrefs::dom_forms_datetime();
 }
 
 bool HTMLInputElement::IsDateTimeInputType(uint8_t aType) {
@@ -2336,7 +2336,7 @@ void HTMLInputElement::GetDisplayFileName(nsAString& aValue) const {
   nsAutoString value;
 
   if (mFileData->mFilesOrDirectories.IsEmpty()) {
-    if ((IsDirPickerEnabled() && Allowdirs()) ||
+    if ((StaticPrefs::dom_input_dirpicker() && Allowdirs()) ||
         (StaticPrefs::dom_webkitBlink_dirPicker_enabled() &&
          HasAttr(kNameSpaceID_None, nsGkAtoms::webkitdirectory))) {
       nsContentUtils::GetLocalizedString(nsContentUtils::eFORMS_PROPERTIES,
@@ -2375,7 +2375,7 @@ void HTMLInputElement::SetFilesOrDirectories(
 
   mFileData->ClearGetFilesHelpers();
 
-  if (IsWebkitFileSystemEnabled()) {
+  if (StaticPrefs::dom_webkitBlink_filesystem_enabled()) {
     HTMLInputElement_Binding::ClearCachedWebkitEntriesValue(this);
     mFileData->mEntries.Clear();
   }
@@ -2392,7 +2392,7 @@ void HTMLInputElement::SetFiles(FileList* aFiles, bool aSetValueChanged) {
   mFileData->mFilesOrDirectories.Clear();
   mFileData->ClearGetFilesHelpers();
 
-  if (IsWebkitFileSystemEnabled()) {
+  if (StaticPrefs::dom_webkitBlink_filesystem_enabled()) {
     HTMLInputElement_Binding::ClearCachedWebkitEntriesValue(this);
     mFileData->mEntries.Clear();
   }
@@ -2418,7 +2418,7 @@ void HTMLInputElement::MozSetDndFilesAndDirectories(
 
   SetFilesOrDirectories(aFilesOrDirectories, true);
 
-  if (IsWebkitFileSystemEnabled()) {
+  if (StaticPrefs::dom_webkitBlink_filesystem_enabled()) {
     UpdateEntries(aFilesOrDirectories);
   }
 
@@ -2499,7 +2499,7 @@ FileList* HTMLInputElement::GetFiles() {
     return nullptr;
   }
 
-  if (IsDirPickerEnabled() && Allowdirs() &&
+  if (StaticPrefs::dom_input_dirpicker() && Allowdirs() &&
       (!StaticPrefs::dom_webkitBlink_dirPicker_enabled() ||
        !HasAttr(kNameSpaceID_None, nsGkAtoms::webkitdirectory))) {
     return nullptr;
@@ -3647,7 +3647,7 @@ nsresult HTMLInputElement::MaybeInitPickers(EventChainPostVisitor& aVisitor) {
     nsCOMPtr<nsIContent> target =
         do_QueryInterface(aVisitor.mEvent->mOriginalTarget);
     if (target && target->FindFirstNonChromeOnlyAccessContent() == this &&
-        ((IsDirPickerEnabled() && Allowdirs()) ||
+        ((StaticPrefs::dom_input_dirpicker() && Allowdirs()) ||
          (StaticPrefs::dom_webkitBlink_dirPicker_enabled() &&
           HasAttr(kNameSpaceID_None, nsGkAtoms::webkitdirectory)))) {
       type = FILE_PICKER_DIRECTORY;
@@ -5108,39 +5108,14 @@ bool HTMLInputElement::ParseTime(const nsAString& aValue, uint32_t* aResult) {
 bool HTMLInputElement::IsDateTimeTypeSupported(uint8_t aDateTimeInputType) {
   return ((aDateTimeInputType == NS_FORM_INPUT_DATE ||
            aDateTimeInputType == NS_FORM_INPUT_TIME) &&
-          (IsInputDateTimeEnabled() || IsExperimentalFormsEnabled())) ||
+          (StaticPrefs::dom_forms_datetime() ||
+           IsExperimentalFormsEnabled())) ||
          ((aDateTimeInputType == NS_FORM_INPUT_MONTH ||
            aDateTimeInputType == NS_FORM_INPUT_WEEK ||
            aDateTimeInputType == NS_FORM_INPUT_DATETIME_LOCAL) &&
           IsInputDateTimeOthersEnabled());
 }
 
-/* static */
-bool HTMLInputElement::IsWebkitFileSystemEnabled() {
-  static bool sWebkitFileSystemEnabled = false;
-  static bool sWebkitFileSystemPrefCached = false;
-  if (!sWebkitFileSystemPrefCached) {
-    sWebkitFileSystemPrefCached = true;
-    Preferences::AddBoolVarCache(&sWebkitFileSystemEnabled,
-                                 "dom.webkitBlink.filesystem.enabled", false);
-  }
-
-  return sWebkitFileSystemEnabled;
-}
-
-/* static */
-bool HTMLInputElement::IsDirPickerEnabled() {
-  static bool sDirPickerEnabled = false;
-  static bool sDirPickerPrefCached = false;
-  if (!sDirPickerPrefCached) {
-    sDirPickerPrefCached = true;
-    Preferences::AddBoolVarCache(&sDirPickerEnabled, "dom.input.dirpicker",
-                                 false);
-  }
-
-  return sDirPickerEnabled;
-}
-
 /* static */
 bool HTMLInputElement::IsExperimentalFormsEnabled() {
   static bool sExperimentalFormsEnabled = false;
@@ -5154,19 +5129,6 @@ bool HTMLInputElement::IsExperimentalFormsEnabled() {
   return sExperimentalFormsEnabled;
 }
 
-/* static */
-bool HTMLInputElement::IsInputDateTimeEnabled() {
-  static bool sDateTimeEnabled = false;
-  static bool sDateTimePrefCached = false;
-  if (!sDateTimePrefCached) {
-    sDateTimePrefCached = true;
-    Preferences::AddBoolVarCache(&sDateTimeEnabled, "dom.forms.datetime",
-                                 false);
-  }
-
-  return sDateTimeEnabled;
-}
-
 /* static */
 bool HTMLInputElement::IsInputDateTimeOthersEnabled() {
   static bool sDateTimeOthersEnabled = false;

dom/html/HTMLInputElement.h

@@ -1597,30 +1597,12 @@ class HTMLInputElement final : public nsGenericHTMLFormElementWithState,
    */
   static bool IsDateTimeTypeSupported(uint8_t aDateTimeInputType);
 
-  /**
-   * Checks preference "dom.webkitBlink.filesystem.enabled" to determine if
-   * webkitEntries should be supported.
-   */
-  static bool IsWebkitFileSystemEnabled();
-
-  /**
-   * Checks preference "dom.input.dirpicker" to determine if file and directory
-   * entries API should be supported.
-   */
-  static bool IsDirPickerEnabled();
-
   /**
    * Checks preference "dom.experimental_forms" to determine if experimental
    * implementation of input element should be enabled.
    */
   static bool IsExperimentalFormsEnabled();
 
-  /**
-   * Checks preference "dom.forms.datetime" to determine if input date and time
-   * should be supported.
-   */
-  static bool IsInputDateTimeEnabled();
-
   /**
    * Checks preference "dom.forms.datetime.others" to determine if input week,
    * month and datetime-local should be supported.

dom/html/HTMLMediaElement.cpp

@@ -6381,7 +6381,7 @@ void HTMLMediaElement::OnVisibilityChange(Visibility aNewVisibility) {
       ("OnVisibilityChange(): %s\n", VisibilityString(aNewVisibility)));
 
   mVisibilityState = aNewVisibility;
-  if (StaticPrefs::MediaTestVideoSuspend()) {
+  if (StaticPrefs::media_test_video_suspend()) {
     DispatchAsyncEvent(NS_LITERAL_STRING("visibilitychanged"));
   }
 

dom/html/HTMLVideoElement.h

@@ -131,7 +131,7 @@ class HTMLVideoElement final : public HTMLMediaElement {
   already_AddRefed<VideoPlaybackQuality> GetVideoPlaybackQuality();
 
   bool MozOrientationLockEnabled() const {
-    return StaticPrefs::MediaVideocontrolsLockVideoOrientation();
+    return StaticPrefs::media_videocontrols_lock_video_orientation();
   }
 
   bool MozIsOrientationLocked() const { return mIsOrientationLocked; }

dom/html/input/DateTimeInputTypes.cpp

@@ -8,6 +8,7 @@
 
 #include "js/Date.h"
 #include "mozilla/AsyncEventDispatcher.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/dom/HTMLInputElement.h"
 #include "nsDOMTokenList.h"
 
@@ -20,19 +21,6 @@ const double DateTimeInputTypeBase::kMsPerDay = 24 * 60 * 60 * 1000;
 using namespace mozilla;
 using namespace mozilla::dom;
 
-/* static */
-bool DateTimeInputTypeBase::IsInputDateTimeEnabled() {
-  static bool sDateTimeEnabled = false;
-  static bool sDateTimePrefCached = false;
-  if (!sDateTimePrefCached) {
-    sDateTimePrefCached = true;
-    mozilla::Preferences::AddBoolVarCache(&sDateTimeEnabled,
-                                          "dom.forms.datetime", false);
-  }
-
-  return sDateTimeEnabled;
-}
-
 bool DateTimeInputTypeBase::IsMutable() const {
   return !mInputElement->IsDisabled() &&
          !mInputElement->HasAttr(kNameSpaceID_None, nsGkAtoms::readonly);
@@ -187,7 +175,7 @@ bool DateTimeInputTypeBase::GetTimeFromMs(double aValue, uint16_t* aHours,
 // input type=date
 
 nsresult DateInputType::GetBadInputMessage(nsAString& aMessage) {
-  if (!IsInputDateTimeEnabled()) {
+  if (!StaticPrefs::dom_forms_datetime()) {
     return NS_ERROR_UNEXPECTED;
   }
 

dom/html/input/DateTimeInputTypes.h

@@ -28,12 +28,6 @@ class DateTimeInputTypeBase : public ::InputType {
   explicit DateTimeInputTypeBase(mozilla::dom::HTMLInputElement* aInputElement)
       : InputType(aInputElement) {}
 
-  /**
-   * Checks preference "dom.forms.datetime" to determine if input date and time
-   * should be supported.
-   */
-  static bool IsInputDateTimeEnabled();
-
   bool IsMutable() const override;
 
   /**

dom/html/nsGenericHTMLFrameElement.cpp

@@ -11,6 +11,7 @@
 #include "mozilla/dom/WindowProxyHolder.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/PresShell.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/ErrorResult.h"
 #include "GeckoProfiler.h"
 #include "nsAttrValueInlines.h"
@@ -318,7 +319,8 @@ nsresult nsGenericHTMLFrameElement::AfterSetAttr(
         }
       }
     } else if (aName == nsGkAtoms::mozbrowser) {
-      mReallyIsBrowser = !!aValue && BrowserFramesEnabled() &&
+      mReallyIsBrowser = !!aValue &&
+                         StaticPrefs::dom_mozBrowserFramesEnabled() &&
                          PrincipalAllowsBrowserFrame(NodePrincipal());
     }
   }
@@ -409,26 +411,6 @@ bool nsGenericHTMLFrameElement::IsHTMLFocusable(bool aWithMouse,
   return false;
 }
 
-static bool sMozBrowserFramesEnabled = false;
-#ifdef DEBUG
-static bool sBoolVarCacheInitialized = false;
-#endif
-
-void nsGenericHTMLFrameElement::InitStatics() {
-  MOZ_ASSERT(!sBoolVarCacheInitialized);
-  MOZ_ASSERT(NS_IsMainThread());
-  Preferences::AddBoolVarCache(&sMozBrowserFramesEnabled,
-                               "dom.mozBrowserFramesEnabled");
-#ifdef DEBUG
-  sBoolVarCacheInitialized = true;
-#endif
-}
-
-bool nsGenericHTMLFrameElement::BrowserFramesEnabled() {
-  MOZ_ASSERT(sBoolVarCacheInitialized);
-  return sMozBrowserFramesEnabled;
-}
-
 /**
  * Return true if this frame element really is a mozbrowser.  (It
  * needs to have the right attributes, and its creator must have the right

dom/html/nsGenericHTMLFrameElement.h

@@ -114,9 +114,6 @@ class nsGenericHTMLFrameElement : public nsGenericHTMLElement,
    */
   void CreateRemoteFrameLoader(mozilla::dom::BrowserParent* aBrowserParent);
 
-  static void InitStatics();
-  static bool BrowserFramesEnabled();
-
   /**
    * Helper method to map a HTML 'scrolling' attribute value to a nsIScrollable
    * enum value.  scrolling="no" (and its synonyms) maps to

dom/ipc/BrowserChild.cpp

@@ -57,6 +57,7 @@
 #include "mozilla/ScopeExit.h"
 #include "mozilla/Services.h"
 #include "mozilla/StaticPtr.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/TextEvents.h"
 #include "mozilla/TouchEvents.h"
 #include "mozilla/Unused.h"
@@ -1790,7 +1791,7 @@ mozilla::ipc::IPCResult BrowserChild::RecvRealTouchEvent(
 
   if (localEvent.mMessage == eTouchStart && AsyncPanZoomEnabled()) {
     nsCOMPtr<Document> document = GetTopLevelDocument();
-    if (StaticPrefs::TouchActionEnabled()) {
+    if (StaticPrefs::layout_css_touch_action_enabled()) {
       APZCCallbackHelper::SendSetAllowedTouchBehaviorNotification(
           mPuppetWidget, document, localEvent, aInputBlockId,
           mSetAllowedTouchBehaviorCallback);

dom/ipc/CoalescedMouseData.cpp

@@ -9,6 +9,7 @@
 #include "BrowserChild.h"
 
 #include "mozilla/PresShell.h"
+#include "mozilla/StaticPrefs.h"
 
 using namespace mozilla;
 using namespace mozilla::dom;
@@ -36,7 +37,7 @@ void CoalescedMouseData::Coalesce(const WidgetMouseEvent& aEvent,
   }
 
   if (aEvent.mMessage == eMouseMove &&
-      PointerEventHandler::IsPointerEventEnabled()) {
+      StaticPrefs::dom_w3c_pointer_events_enabled()) {
     // PointerEvent::getCoalescedEvents is only applied to pointermove events.
     if (!mCoalescedInputEvent->mCoalescedWidgetEvents) {
       mCoalescedInputEvent->mCoalescedWidgetEvents =

dom/system/nsDeviceSensors.cpp

@@ -36,8 +36,6 @@ using namespace hal;
 
 #define DEFAULT_SENSOR_POLL 100
 
-static bool gPrefSensorsEnabled = false;
-
 static const nsTArray<nsIDOMWindow*>::index_type NoIndex =
     nsTArray<nsIDOMWindow*>::NoIndex;
 
@@ -98,8 +96,6 @@ NS_IMPL_ISUPPORTS(nsDeviceSensors, nsIDeviceSensors)
 nsDeviceSensors::nsDeviceSensors() {
   mIsUserProximityNear = false;
   mLastDOMMotionEventTime = TimeStamp::Now();
-  Preferences::AddBoolVarCache(&gPrefSensorsEnabled, "device.sensors.enabled",
-                               true);
 
   for (int i = 0; i < NUM_SENSOR_TYPE; i++) {
     nsTArray<nsIDOMWindow*>* windows = new nsTArray<nsIDOMWindow*>();
@@ -521,7 +517,7 @@ void nsDeviceSensors::FireDOMMotionEvent(Document* doc, EventTarget* target,
 bool nsDeviceSensors::IsSensorAllowedByPref(uint32_t aType,
                                             nsIDOMWindow* aWindow) {
   // checks "device.sensors.enabled" master pref
-  if (!gPrefSensorsEnabled) {
+  if (!StaticPrefs::device_sensors_enabled()) {
     return false;
   }
 

gfx/layers/apz/src/AsyncPanZoomController.cpp

@@ -1405,7 +1405,7 @@ nsEventStatus AsyncPanZoomController::OnTouchMove(
       }
 
       MOZ_ASSERT(GetCurrentTouchBlock());
-      if (StaticPrefs::TouchActionEnabled() &&
+      if (StaticPrefs::layout_css_touch_action_enabled() &&
           GetCurrentTouchBlock()->TouchActionAllowsPanningXY()) {
         // User tries to trigger a touch behavior. If allowed touch behavior is
         // vertical pan
@@ -3066,7 +3066,7 @@ nsEventStatus AsyncPanZoomController::StartPanning(
   angle = fabs(angle);                       // range [0, pi]
 
   RecursiveMutexAutoLock lock(mRecursiveMutex);
-  if (StaticPrefs::TouchActionEnabled()) {
+  if (StaticPrefs::layout_css_touch_action_enabled()) {
     HandlePanningWithTouchAction(angle);
   } else {
     if (GetAxisLockMode() == FREE) {

gfx/layers/apz/src/HitTestingTreeNode.cpp

@@ -6,6 +6,7 @@
 
 #include "AsyncPanZoomController.h"   // for AsyncPanZoomController
 #include "LayersLogging.h"            // for Stringify
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/gfx/Point.h"        // for Point4D
 #include "mozilla/layers/APZUtils.h"  // for CompleteAsyncTransform
 #include "mozilla/layers/AsyncCompositionManager.h"  // for ViewTransform::operator Matrix4x4()
@@ -272,7 +273,7 @@ CompositorHitTestInfo HitTestingTreeNode::HitTest(
     if (mEventRegions.mDTCRequiresTargetConfirmation) {
       result += CompositorHitTestFlags::eRequiresTargetConfirmation;
     }
-  } else if (StaticPrefs::TouchActionEnabled()) {
+  } else if (StaticPrefs::layout_css_touch_action_enabled()) {
     if (mEventRegions.mNoActionRegion.Contains(point.x, point.y)) {
       // set all the touch-action flags as disabled
       result += CompositorHitTestTouchActionMask;

gfx/layers/apz/src/InputBlockState.cpp

@@ -11,6 +11,7 @@
 #include "ScrollAnimationPhysics.h"  // for kScrollSeriesTimeoutMs
 
 #include "mozilla/MouseEvents.h"
+#include "mozilla/StaticPrefs.h"
 #include "mozilla/Telemetry.h"                // for Telemetry
 #include "mozilla/layers/IAPZCTreeManager.h"  // for AllowedTouchBehavior
 #include "OverscrollHandoffState.h"
@@ -584,7 +585,7 @@ TouchBlockState::TouchBlockState(
       mInSlop(false),
       mTouchCounter(aCounter) {
   TBS_LOG("Creating %p\n", this);
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
     mAllowedTouchBehaviorSet = true;
   }
 }
@@ -616,7 +617,7 @@ bool TouchBlockState::HasAllowedTouchBehaviors() const {
 
 void TouchBlockState::CopyPropertiesFrom(const TouchBlockState& aOther) {
   TBS_LOG("%p copying properties from %p\n", this, &aOther);
-  if (StaticPrefs::TouchActionEnabled()) {
+  if (StaticPrefs::layout_css_touch_action_enabled()) {
     MOZ_ASSERT(aOther.mAllowedTouchBehaviorSet ||
                aOther.IsContentResponseTimerExpired());
     SetAllowedTouchBehaviors(aOther.mAllowedTouchBehaviors);
@@ -627,7 +628,8 @@ void TouchBlockState::CopyPropertiesFrom(const TouchBlockState& aOther) {
 bool TouchBlockState::HasReceivedAllContentNotifications() const {
   return CancelableBlockState::HasReceivedAllContentNotifications()
          // See comment in TouchBlockState::IsReadyforHandling()
-         && (!StaticPrefs::TouchActionEnabled() || mAllowedTouchBehaviorSet);
+         && (!StaticPrefs::layout_css_touch_action_enabled() ||
+             mAllowedTouchBehaviorSet);
 }
 
 bool TouchBlockState::IsReadyForHandling() const {
@@ -635,13 +637,14 @@ bool TouchBlockState::IsReadyForHandling() const {
     return false;
   }
 
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
-    // If TouchActionEnabled() was false when this block was created, then
+    // If layout_css_touch_action_enabled() was false when this block was
-    // mAllowedTouchBehaviorSet is guaranteed to the true. However, the pref
+    // created, then mAllowedTouchBehaviorSet is guaranteed to the true.
-    // may have been flipped to false after the block was created. In that case,
+    // However, the pref may have been flipped to false after the block was
-    // we should eventually get the touch-behaviour notification, or expire the
+    // created. In that case, we should eventually get the touch-behaviour
-    // content response timeout, but we don't really need to wait for those,
+    // notification, or expire the content response timeout, but we don't really
-    // since we don't care about the touch-behaviour values any more.
+    // need to wait for those, since we don't care about the touch-behaviour
+    // values any more.
     return true;
   }
 
@@ -673,7 +676,7 @@ void TouchBlockState::DispatchEvent(const InputData& aEvent) const {
 }
 
 bool TouchBlockState::TouchActionAllowsPinchZoom() const {
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
     return true;
   }
   // Pointer events specification requires that all touch points allow zoom.
@@ -686,7 +689,7 @@ bool TouchBlockState::TouchActionAllowsPinchZoom() const {
 }
 
 bool TouchBlockState::TouchActionAllowsDoubleTapZoom() const {
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
     return true;
   }
   for (size_t i = 0; i < mAllowedTouchBehaviors.Length(); i++) {
@@ -698,7 +701,7 @@ bool TouchBlockState::TouchActionAllowsDoubleTapZoom() const {
 }
 
 bool TouchBlockState::TouchActionAllowsPanningX() const {
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
     return true;
   }
   if (mAllowedTouchBehaviors.IsEmpty()) {
@@ -710,7 +713,7 @@ bool TouchBlockState::TouchActionAllowsPanningX() const {
 }
 
 bool TouchBlockState::TouchActionAllowsPanningY() const {
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
     return true;
   }
   if (mAllowedTouchBehaviors.IsEmpty()) {
@@ -722,7 +725,7 @@ bool TouchBlockState::TouchActionAllowsPanningY() const {
 }
 
 bool TouchBlockState::TouchActionAllowsPanningXY() const {
-  if (!StaticPrefs::TouchActionEnabled()) {
+  if (!StaticPrefs::layout_css_touch_action_enabled()) {
     return true;
   }
   if (mAllowedTouchBehaviors.IsEmpty()) {

gfx/layers/apz/src/InputQueue.cpp

@@ -13,6 +13,7 @@
 #include "mozilla/layers/APZThreadUtils.h"
 #include "OverscrollHandoffState.h"
 #include "QueuedInput.h"
+#include "mozilla/StaticPrefs.h"
 
 #define INPQ_LOG(...)
 // #define INPQ_LOG(...) printf_stderr("INPQ: " __VA_ARGS__)
@@ -82,7 +83,7 @@ nsEventStatus InputQueue::ReceiveTouchInput(
   if (aEvent.mType == MultiTouchInput::MULTITOUCH_START) {
     nsTArray<TouchBehaviorFlags> currentBehaviors;
     bool haveBehaviors = false;
-    if (!StaticPrefs::TouchActionEnabled()) {
+    if (!StaticPrefs::layout_css_touch_action_enabled()) {
       haveBehaviors = true;
     } else if (mActiveTouchBlock) {
       haveBehaviors =
@@ -114,7 +115,7 @@ nsEventStatus InputQueue::ReceiveTouchInput(
           aTarget, InputBlockState::TargetConfirmationState::eConfirmed,
           nullptr /* the block was just created so it has no events */,
           false /* not a scrollbar drag */);
-      if (StaticPrefs::TouchActionEnabled()) {
+      if (StaticPrefs::layout_css_touch_action_enabled()) {
         block->SetAllowedTouchBehaviors(currentBehaviors);
       }
       INPQ_LOG("block %p tagged as fast-motion\n", block);

gfx/layers/apz/test/gtest/APZTestCommon.h

@@ -521,7 +521,7 @@ void APZCTesterBase::Tap(const RefPtr<InputReceiver>& aTarget,
 
   // If touch-action is enabled then simulate the allowed touch behaviour
   // notification that the main thread is supposed to deliver.
-  if (StaticPrefs::TouchActionEnabled() &&
+  if (StaticPrefs::layout_css_touch_action_enabled() &&
       status != nsEventStatus_eConsumeNoDefault) {
     SetDefaultAllowedTouchBehavior(aTarget, *aOutInputBlockId);
   }
@@ -597,7 +597,7 @@ void APZCTesterBase::Pan(const RefPtr<InputReceiver>& aTarget,
       EXPECT_EQ(1UL, aAllowedTouchBehaviors->Length());
       aTarget->SetAllowedTouchBehavior(*aOutInputBlockId,
                                        *aAllowedTouchBehaviors);
-    } else if (StaticPrefs::TouchActionEnabled()) {
+    } else if (StaticPrefs::layout_css_touch_action_enabled()) {
       SetDefaultAllowedTouchBehavior(aTarget, *aOutInputBlockId);
     }
   }
@@ -682,7 +682,7 @@ void APZCTesterBase::DoubleTap(const RefPtr<InputReceiver>& aTarget,
 
   // If touch-action is enabled then simulate the allowed touch behaviour
   // notification that the main thread is supposed to deliver.
-  if (StaticPrefs::TouchActionEnabled() &&
+  if (StaticPrefs::layout_css_touch_action_enabled() &&
       status != nsEventStatus_eConsumeNoDefault) {
     SetDefaultAllowedTouchBehavior(aTarget, blockId);
   }
@@ -701,7 +701,7 @@ void APZCTesterBase::DoubleTap(const RefPtr<InputReceiver>& aTarget,
   }
   mcc->AdvanceByMillis(10);
 
-  if (StaticPrefs::TouchActionEnabled() &&
+  if (StaticPrefs::layout_css_touch_action_enabled() &&
       status != nsEventStatus_eConsumeNoDefault) {
     SetDefaultAllowedTouchBehavior(aTarget, blockId);
   }
@@ -774,7 +774,7 @@ void APZCTesterBase::PinchWithTouchInput(
     EXPECT_EQ(2UL, aAllowedTouchBehaviors->Length());
     aTarget->SetAllowedTouchBehavior(*aOutInputBlockId,
                                      *aAllowedTouchBehaviors);
-  } else if (StaticPrefs::TouchActionEnabled()) {
+  } else if (StaticPrefs::layout_css_touch_action_enabled()) {
     SetDefaultAllowedTouchBehavior(aTarget, *aOutInputBlockId, 2);
   }
 

gfx/layers/apz/test/gtest/TestBasic.cpp

@@ -348,7 +348,7 @@ TEST_F(APZCBasicTester, OverScroll_Bug1152051b) {
   uint64_t blockId;
   nsEventStatus status =
       TouchDown(apzc, ScreenIntPoint(10, 10), mcc->Time(), &blockId);
-  if (StaticPrefs::TouchActionEnabled() &&
+  if (StaticPrefs::layout_css_touch_action_enabled() &&
       status != nsEventStatus_eConsumeNoDefault) {
     SetDefaultAllowedTouchBehavior(apzc, blockId);
   }

gfx/layers/apz/test/gtest/TestGestureDetector.cpp

@@ -27,7 +27,7 @@ class APZCGestureDetectorTester : public APZCBasicTester {
 };
 
 TEST_F(APZCGestureDetectorTester, Pan_After_Pinch) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
 
   FrameMetrics originalMetrics = GetPinchableFrameMetrics();
   apzc->SetFrameMetrics(originalMetrics);
@@ -126,7 +126,7 @@ TEST_F(APZCGestureDetectorTester, Pan_After_Pinch) {
 }
 
 TEST_F(APZCGestureDetectorTester, Pan_With_Tap) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
 
   FrameMetrics originalMetrics = GetPinchableFrameMetrics();
   apzc->SetFrameMetrics(originalMetrics);
@@ -392,7 +392,7 @@ class APZCLongPressTester : public APZCGestureDetectorTester {
         TouchDown(apzc, ScreenIntPoint(10, 10), mcc->Time(), &blockId);
     EXPECT_EQ(nsEventStatus_eConsumeDoDefault, status);
 
-    if (StaticPrefs::TouchActionEnabled() &&
+    if (StaticPrefs::layout_css_touch_action_enabled() &&
         status != nsEventStatus_eConsumeNoDefault) {
       // SetAllowedTouchBehavior() must be called after sending touch-start.
       nsTArray<uint32_t> allowedTouchBehaviors;
@@ -458,7 +458,7 @@ class APZCLongPressTester : public APZCGestureDetectorTester {
                                      mcc->Time(), &blockId);
     EXPECT_EQ(nsEventStatus_eConsumeDoDefault, status);
 
-    if (StaticPrefs::TouchActionEnabled() &&
+    if (StaticPrefs::layout_css_touch_action_enabled() &&
         status != nsEventStatus_eConsumeNoDefault) {
       // SetAllowedTouchBehavior() must be called after sending touch-start.
       nsTArray<uint32_t> allowedTouchBehaviors;
@@ -521,24 +521,24 @@ class APZCLongPressTester : public APZCGestureDetectorTester {
 };
 
 TEST_F(APZCLongPressTester, LongPress) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   DoLongPressTest(mozilla::layers::AllowedTouchBehavior::NONE);
 }
 
 TEST_F(APZCLongPressTester, LongPressWithTouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   DoLongPressTest(mozilla::layers::AllowedTouchBehavior::HORIZONTAL_PAN |
                   mozilla::layers::AllowedTouchBehavior::VERTICAL_PAN |
                   mozilla::layers::AllowedTouchBehavior::PINCH_ZOOM);
 }
 
 TEST_F(APZCLongPressTester, LongPressPreventDefault) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   DoLongPressPreventDefaultTest(mozilla::layers::AllowedTouchBehavior::NONE);
 }
 
 TEST_F(APZCLongPressTester, LongPressPreventDefaultWithTouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   DoLongPressPreventDefaultTest(
       mozilla::layers::AllowedTouchBehavior::HORIZONTAL_PAN |
       mozilla::layers::AllowedTouchBehavior::VERTICAL_PAN |
@@ -706,7 +706,7 @@ TEST_F(APZCGestureDetectorTester, LongPressInterruptedByWheel) {
   uint64_t wheelBlockId = 0;
   nsEventStatus status =
       TouchDown(apzc, ScreenIntPoint(10, 10), mcc->Time(), &touchBlockId);
-  if (StaticPrefs::TouchActionEnabled() &&
+  if (StaticPrefs::layout_css_touch_action_enabled() &&
       status != nsEventStatus_eConsumeNoDefault) {
     SetDefaultAllowedTouchBehavior(apzc, touchBlockId);
   }

gfx/layers/apz/test/gtest/TestHitTesting.cpp

@@ -455,7 +455,7 @@ TEST_F(APZHitTestingTester, ComplexMultiLayerTree) {
 }
 
 TEST_F(APZHitTestingTester, TestRepaintFlushOnNewInputBlock) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
 
   // The main purpose of this test is to verify that touch-start events (or
   // anything that starts a new input block) don't ever get untransformed. This
@@ -637,7 +637,7 @@ TEST_F(APZHitTestingTester, Bug1148350) {
 
   uint64_t blockId;
   TouchDown(manager, ScreenIntPoint(100, 100), mcc->Time(), &blockId);
-  if (StaticPrefs::TouchActionEnabled()) {
+  if (StaticPrefs::layout_css_touch_action_enabled()) {
     SetDefaultAllowedTouchBehavior(manager, blockId);
   }
   mcc->AdvanceByMillis(100);

gfx/layers/apz/test/gtest/TestPanning.cpp

@@ -82,7 +82,7 @@ class APZCPanningTester : public APZCBasicTester {
 };
 
 TEST_F(APZCPanningTester, Pan) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   SCOPED_GFX_PREF(APZVelocityBias, float,
                   0.0);  // Velocity bias can cause extra repaint requests
   DoPanTest(true, true, mozilla::layers::AllowedTouchBehavior::NONE);
@@ -97,7 +97,7 @@ TEST_F(APZCPanningTester, Pan) {
 // finger horizontally too - APZ has no way of knowing beforehand and so must
 // consume the events.
 TEST_F(APZCPanningTester, PanWithTouchActionAuto) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   SCOPED_GFX_PREF(APZVelocityBias, float,
                   0.0);  // Velocity bias can cause extra repaint requests
   DoPanTest(true, true,
@@ -106,14 +106,14 @@ TEST_F(APZCPanningTester, PanWithTouchActionAuto) {
 }
 
 TEST_F(APZCPanningTester, PanWithTouchActionNone) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   SCOPED_GFX_PREF(APZVelocityBias, float,
                   0.0);  // Velocity bias can cause extra repaint requests
   DoPanTest(false, false, 0);
 }
 
 TEST_F(APZCPanningTester, PanWithTouchActionPanX) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   SCOPED_GFX_PREF(APZVelocityBias, float,
                   0.0);  // Velocity bias can cause extra repaint requests
   DoPanTest(false, false,
@@ -121,18 +121,18 @@ TEST_F(APZCPanningTester, PanWithTouchActionPanX) {
 }
 
 TEST_F(APZCPanningTester, PanWithTouchActionPanY) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   SCOPED_GFX_PREF(APZVelocityBias, float,
                   0.0);  // Velocity bias can cause extra repaint requests
   DoPanTest(true, true, mozilla::layers::AllowedTouchBehavior::VERTICAL_PAN);
 }
 
 TEST_F(APZCPanningTester, PanWithPreventDefaultAndTouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   DoPanWithPreventDefaultTest();
 }
 
 TEST_F(APZCPanningTester, PanWithPreventDefault) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   DoPanWithPreventDefaultTest();
 }

gfx/layers/apz/test/gtest/TestPinching.cpp

@@ -210,18 +210,18 @@ class APZCPinchLockingTester : public APZCPinchTester {
 };
 
 TEST_F(APZCPinchTester, Pinch_DefaultGestures_NoTouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   DoPinchTest(true);
 }
 
 TEST_F(APZCPinchGestureDetectorTester, Pinch_UseGestureDetector_NoTouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   DoPinchTest(true);
 }
 
 TEST_F(APZCPinchGestureDetectorTester,
        Pinch_UseGestureDetector_TouchActionNone) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   nsTArray<uint32_t> behaviors = {mozilla::layers::AllowedTouchBehavior::NONE,
                                   mozilla::layers::AllowedTouchBehavior::NONE};
   DoPinchTest(false, &behaviors);
@@ -229,7 +229,7 @@ TEST_F(APZCPinchGestureDetectorTester,
 
 TEST_F(APZCPinchGestureDetectorTester,
        Pinch_UseGestureDetector_TouchActionZoom) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   nsTArray<uint32_t> behaviors;
   behaviors.AppendElement(mozilla::layers::AllowedTouchBehavior::PINCH_ZOOM);
   behaviors.AppendElement(mozilla::layers::AllowedTouchBehavior::PINCH_ZOOM);
@@ -238,7 +238,7 @@ TEST_F(APZCPinchGestureDetectorTester,
 
 TEST_F(APZCPinchGestureDetectorTester,
        Pinch_UseGestureDetector_TouchActionNotAllowZoom) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   nsTArray<uint32_t> behaviors;
   behaviors.AppendElement(mozilla::layers::AllowedTouchBehavior::NONE);
   behaviors.AppendElement(mozilla::layers::AllowedTouchBehavior::PINCH_ZOOM);
@@ -247,7 +247,7 @@ TEST_F(APZCPinchGestureDetectorTester,
 
 TEST_F(APZCPinchGestureDetectorTester,
        Pinch_UseGestureDetector_TouchActionNone_NoAPZZoom) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   SCOPED_GFX_PREF(APZAllowZooming, bool, false);
 
   // Since we are preventing the pinch action via touch-action we should not be
@@ -469,7 +469,7 @@ TEST_F(APZCPinchGestureDetectorTester, Pinch_APZZoom_Disabled) {
 
 TEST_F(APZCPinchGestureDetectorTester, Pinch_NoSpan) {
   SCOPED_GFX_PREF(APZAllowZooming, bool, false);
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
 
   FrameMetrics originalMetrics = GetPinchableFrameMetrics();
   apzc->SetFrameMetrics(originalMetrics);

gfx/layers/apz/test/gtest/TestScrollHandoff.cpp

@@ -614,11 +614,11 @@ TEST_F(APZScrollHandoffTester, ImmediateHandoffDisallowed_Fling) {
 }
 
 TEST_F(APZScrollHandoffTester, CrossApzcAxisLock_NoTouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, false);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, false);
   TestCrossApzcAxisLock();
 }
 
 TEST_F(APZScrollHandoffTester, CrossApzcAxisLock_TouchAction) {
-  SCOPED_GFX_PREF(TouchActionEnabled, bool, true);
+  SCOPED_GFX_PREF(layout_css_touch_action_enabled, bool, true);
   TestCrossApzcAxisLock();
 }

layout/base/PresShell.cpp

@@ -551,7 +551,7 @@ class MOZ_STACK_CLASS AutoPointerEventTargetUpdater final {
     MOZ_ASSERT(!aFrame->GetContent() ||
                aShell->GetDocument() == aFrame->GetContent()->OwnerDoc());
 
-    MOZ_ASSERT(PointerEventHandler::IsPointerEventEnabled());
+    MOZ_ASSERT(StaticPrefs::dom_w3c_pointer_events_enabled());
     mShell = aShell;
     mWeakFrame = aFrame;
     mTargetContent = aTargetContent;
@@ -6909,7 +6909,7 @@ bool PresShell::EventHandler::DispatchPrecedingPointerEvent(
   MOZ_ASSERT(aEventTargetData);
   MOZ_ASSERT(aEventStatus);
 
-  if (!PointerEventHandler::IsPointerEventEnabled()) {
+  if (!StaticPrefs::dom_w3c_pointer_events_enabled()) {
     return true;
   }
 

layout/build/nsLayoutStatics.cpp

@@ -267,7 +267,6 @@ nsresult nsLayoutStatics::Initialize() {
   nsApplicationCacheService::AppClearDataObserverInit();
 
   HTMLVideoElement::InitStatics();
-  nsGenericHTMLFrameElement::InitStatics();
 
 #ifdef MOZ_XUL
   nsMenuBarListener::InitializeStatics();

layout/forms/nsFileControlFrame.cpp

@@ -395,9 +395,8 @@ nsFileControlFrame::DnDListener::HandleEvent(Event* aEvent) {
       inputElement->MozSetDndFilesAndDirectories(array);
     } else {
       bool blinkFileSystemEnabled =
-          Preferences::GetBool("dom.webkitBlink.filesystem.enabled", false);
+          StaticPrefs::dom_webkitBlink_filesystem_enabled();
-      bool dirPickerEnabled =
+      bool dirPickerEnabled = StaticPrefs::dom_input_dirpicker();
-          Preferences::GetBool("dom.input.dirpicker", false);
       if (blinkFileSystemEnabled || dirPickerEnabled) {
         FileList* files = static_cast<FileList*>(fileList.get());
         if (files) {

layout/generic/nsFrameSelection.cpp

@@ -15,6 +15,7 @@
 #include "mozilla/EventStates.h"
 #include "mozilla/HTMLEditor.h"
 #include "mozilla/PresShell.h"
+#include "mozilla/StaticPrefs.h"
 
 #include "nsCOMPtr.h"
 #include "nsString.h"
@@ -585,8 +586,6 @@ void nsFrameSelection::Init(mozilla::PresShell* aPresShell,
   if (!prefCachesInitialized) {
     prefCachesInitialized = true;
 
-    Preferences::AddBoolVarCache(&sSelectionEventsEnabled,
-                                 "dom.select_events.enabled", false);
     Preferences::AddBoolVarCache(&sSelectionEventsOnTextControlsEnabled,
                                  "dom.select_events.textcontrols.enabled",
                                  false);
@@ -601,7 +600,7 @@ void nsFrameSelection::Init(mozilla::PresShell* aPresShell,
   bool plaintextControl = (aLimiter != nullptr);
   bool initSelectEvents = plaintextControl
                               ? sSelectionEventsOnTextControlsEnabled
-                              : sSelectionEventsEnabled;
+                              : StaticPrefs::dom_select_events_enabled();
 
   Document* doc = aPresShell->GetDocument();
   if (initSelectEvents ||
@@ -613,7 +612,6 @@ void nsFrameSelection::Init(mozilla::PresShell* aPresShell,
   }
 }
 
-bool nsFrameSelection::sSelectionEventsEnabled = false;
 bool nsFrameSelection::sSelectionEventsOnTextControlsEnabled = false;
 
 nsresult nsFrameSelection::MoveCaret(nsDirection aDirection,

layout/generic/nsFrameSelection.h

@@ -880,7 +880,6 @@ class nsFrameSelection final {
 
   int8_t mCaretMovementStyle = 0;
 
-  static bool sSelectionEventsEnabled;
   static bool sSelectionEventsOnTextControlsEnabled;
 };
 

layout/painting/nsDisplayList.cpp

@@ -889,7 +889,7 @@ static void AddAnimationsForDisplayItem(nsIFrame* aFrame,
           GroupAnimationsByProperty(matchedAnimations, propertySet);
   // Bug 1424900: Drop this pref check after shipping individual transforms.
   const bool hasMultipleTransformLikeProperties =
-      StaticPrefs::IndividualTransform() &&
+      StaticPrefs::layout_css_individual_transform_enabled() &&
       aType == DisplayItemType::TYPE_TRANSFORM;
   nsCSSPropertyIDSet nonAnimatingProperties =
       nsCSSPropertyIDSet::TransformLikeProperties();

mobile/android/app/mobile.js

@@ -81,7 +81,6 @@ pref("image.cache.size", 1048576); // bytes
 
 /* offline cache prefs */
 pref("browser.offline-apps.notify", true);
-pref("browser.cache.offline.enable", true);
 pref("browser.cache.offline.capacity", 5120); // kilobytes
 pref("offline-apps.quota.warn", 1024); // kilobytes
 
@@ -173,7 +172,6 @@ pref("browser.formfill.enable", true);
 pref("layout.spellcheckDefault", 0);
 
 /* new html5 forms */
-pref("dom.forms.datetime", true);
 pref("dom.forms.datetime.others", true);
 
 /* extension manager and xpinstall */
@@ -345,9 +343,6 @@ pref("privacy.item.geolocation", true);
 pref("privacy.item.siteSettings", true);
 pref("privacy.item.syncAccount", true);
 
-// enable geo
-pref("geo.enabled", true);
-
 // content sink control -- controls responsiveness during page load
 // see https://bugzilla.mozilla.org/show_bug.cgi?id=481566#c9
 //pref("content.sink.enable_perf_mode",  2); // 0 - switch, 1 - interactive, 2 - perf
@@ -794,11 +789,6 @@ pref("consoleservice.logcat", false);
 pref("consoleservice.logcat", true);
 #endif
 
-#ifndef RELEASE_OR_BETA
-// Enable VR on mobile, making it enable by default.
-pref("dom.vr.enabled", true);
-#endif
-
 pref("browser.tabs.showAudioPlayingIcon", true);
 
 pref("dom.serviceWorkers.enabled", true);
@@ -829,13 +819,6 @@ pref("identity.fxaccounts.remote.oauth.uri", "https://oauth.accounts.firefox.com
 // Token server used by Firefox Account-authenticated Sync.
 pref("identity.sync.tokenserver.uri", "https://token.services.mozilla.com/1.0/sync/1.5");
 
-#ifndef RELEASE_OR_BETA
-// Enable Presentation API on Nightly
-pref("dom.presentation.enabled", true);
-pref("dom.presentation.controller.enabled", true); // enable 1-UA mode
-pref("dom.presentation.receiver.enabled", true); // enable 1-UA mode
-#endif
-
 pref("dom.audiochannel.audioCompeting", true);
 pref("dom.audiochannel.mediaControl", true);
 pref("media.block-autoplay-until-in-foreground", false);

modules/libpref/init/StaticPrefList.h

@@ -104,6 +104,12 @@
 
 // clang-format off
 
+#ifdef RELEASE_OR_BETA
+# define NOT_IN_RELEASE_OR_BETA_VALUE false
+#else
+# define NOT_IN_RELEASE_OR_BETA_VALUE true
+#endif
+
 //---------------------------------------------------------------------------
 // Prefs starting with "accessibility."
 //---------------------------------------------------------------------------
@@ -682,6 +688,18 @@ VARCACHE_PREF(
   bool, false
 )
 
+//---------------------------------------------------------------------------
+// Prefs starting with "beacon."
+//---------------------------------------------------------------------------
+
+// Is support for Navigator.sendBeacon enabled?
+VARCACHE_PREF(
+  Live,
+  "beacon.enabled",
+  beacon_enabled,
+  bool, true
+)
+
 //---------------------------------------------------------------------------
 // Prefs starting with "browser."
 //---------------------------------------------------------------------------
@@ -959,6 +977,30 @@ VARCACHE_PREF(
   bool, true
 )
 
+// Is support for CanvasRenderingContext2D.filter enabled?
+VARCACHE_PREF(
+  Live,
+  "canvas.filters.enabled",
+  canvas_filters_enabled,
+  bool, true
+)
+
+// Provide ability to turn on support for canvas focus rings.
+VARCACHE_PREF(
+  Live,
+  "canvas.focusring.enabled",
+  canvas_focusring_enabled,
+  bool, true
+)
+
+// Is support for CanvasRenderingContext2D's hitRegion APIs enabled?
+VARCACHE_PREF(
+  Live,
+  "canvas.hitregions.enabled",
+  canvas_hitregions_enabled,
+  bool, false
+)
+
 //---------------------------------------------------------------------------
 // Prefs starting with "channelclassifier."
 //---------------------------------------------------------------------------
@@ -990,6 +1032,15 @@ VARCACHE_PREF(
 //---------------------------------------------------------------------------
 // Prefs starting with "device."
 //---------------------------------------------------------------------------
+
+// Is support for the device sensors API enabled?
+VARCACHE_PREF(
+  Live,
+  "device.sensors.enabled",
+  device_sensors_enabled,
+  bool, true
+)
+
 VARCACHE_PREF(
   Live,
   "device.sensors.ambientLight.enabled",
@@ -1153,6 +1204,14 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for Navigator.getBattery enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.battery.enabled",
+  dom_battery_enabled,
+  bool, true
+)
+
 // Block multiple external protocol URLs in iframes per single event.
 VARCACHE_PREF(
   Live,
@@ -1217,6 +1276,14 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for Performance.mozMemory enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.enable_memory_stats",
+  dom_enable_memory_stats,
+  bool, false
+)
+
 // Enable Performance API
 // Whether nonzero values can be returned from performance.timing.*
 VARCACHE_PREF(
@@ -1439,6 +1506,54 @@ VARCACHE_PREF(
   RelaxedAtomicBool, false
 )
 
+// Is support for input type=date and type=time enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.forms.datetime",
+  dom_forms_datetime,
+  bool, true
+)
+
+// Is support for HTMLInputElement.inputMode enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.forms.inputmode",
+  dom_forms_inputmode,
+  bool, NOT_IN_RELEASE_OR_BETA_VALUE
+)
+
+// Enable Directory API. By default, disabled.
+VARCACHE_PREF(
+  Live,
+  "dom.input.dirpicker",
+  dom_input_dirpicker,
+  bool, false
+)
+
+// Is support for InputEvent.data enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.inputevent.data.enabled",
+  dom_inputevent_data_enabled,
+  bool, true
+)
+
+// Is support for InputEvent.dataTransfer enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.inputevent.datatransfer.enabled",
+  dom_inputevent_datatransfer_enabled,
+  bool, true
+)
+
+// Is support for InputEvent.inputType enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.inputevent.inputtype.enabled",
+  dom_inputevent_inputtype_enabled,
+  bool, true
+)
+
 // How long a content process can take before closing its IPC channel
 // after shutdown is initiated.  If the process exceeds the timeout,
 // we fear the worst and kill it.
@@ -1485,6 +1600,24 @@ VARCACHE_PREF(
   bool, true
 )
 
+// Whether window.onappinstalled from "W3C Web Manifest" is enabled
+VARCACHE_PREF(
+  Live,
+  "dom.manifest.onappinstalled",
+  dom_manifest_onappinstalled,
+  bool, false
+)
+
+// This pref is used to enable/disable the `document.autoplayPolicy` API which
+// returns a enum string which presents current autoplay policy and can change
+// overtime based on user session activity.
+VARCACHE_PREF(
+  Live,
+  "dom.media.autoplay.autoplay-policy-api",
+  dom_media_autoplay_autoplay_policy_api,
+  bool, false
+)
+
 VARCACHE_PREF(
   Live,
   "dom.meta-viewport.enabled",
@@ -1499,6 +1632,22 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for module scripts (<script type="module">) enabled for content?
+VARCACHE_PREF(
+  Live,
+  "dom.moduleScripts.enabled",
+  dom_moduleScripts_enabled,
+  bool, true
+)
+
+// Is support for mozBrowser frames enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.mozBrowserFramesEnabled",
+  dom_mozBrowserFramesEnabled,
+  bool, false
+)
+
 // Whether we disable triggering mutation events for changes to style
 // attribute via CSSOM.
 // NOTE: This preference is used in unit tests. If it is removed or its default
@@ -1524,6 +1673,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for Window.paintWorklet enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.paintWorklet.enabled",
+  dom_paintWorklet_enabled,
+  bool, false
+)
+
 // Enable/disable the PaymentRequest API
 VARCACHE_PREF(
   Live,
@@ -1573,6 +1730,46 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for PerformanceTiming.timeToContentfulPaint enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.performance.time_to_contentful_paint.enabled",
+  dom_performance_time_to_contentful_paint_enabled,
+  bool, false
+)
+
+// Is support for PerformanceTiming.timeToDOMContentFlushed enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.performance.time_to_dom_content_flushed.enabled",
+  dom_performance_time_to_dom_content_flushed_enabled,
+  bool, false
+)
+
+// Is support for PerformanceTiming.timeToFirstInteractive enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.performance.time_to_first_interactive.enabled",
+  dom_performance_time_to_first_interactive_enabled,
+  bool, false
+)
+
+// Is support for PerformanceTiming.timeToNonBlankPaint enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.performance.time_to_non_blank_paint.enabled",
+  dom_performance_time_to_non_blank_paint_enabled,
+  bool, false
+)
+
+// Is support for Permissions.revoke enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.permissions.revoke.enable",
+  dom_permissions_revoke_enable,
+  bool, false
+)
+
 // Whether we should show the placeholder when the element is focused but empty.
 VARCACHE_PREF(
   Live,
@@ -1581,27 +1778,44 @@ VARCACHE_PREF(
   bool, true
 )
 
+// Is support for Element.requestPointerLock enabled?
+// This is added for accessibility purpose. When user has no way to exit
+// pointer lock (e.g. no keyboard available), they can use this pref to
+// disable the Pointer Lock API altogether.
+VARCACHE_PREF(
+  Live,
+  "dom.pointer-lock.enabled",
+  dom_pointer_lock_enabled,
+  bool, true
+)
+
 // Presentation API
+#if defined(ANDROID)
+# define PREF_VALUE NOT_IN_RELEASE_OR_BETA_VALUE
+#else
+# define PREF_VALUE false
+#endif
 VARCACHE_PREF(
   Live,
   "dom.presentation.enabled",
   dom_presentation_enabled,
-  bool, false
+  bool, PREF_VALUE
 )
 
 VARCACHE_PREF(
   Live,
   "dom.presentation.controller.enabled",
   dom_presentation_controller_enabled,
-  bool, false
+  bool, PREF_VALUE
 )
 
 VARCACHE_PREF(
   Live,
   "dom.presentation.receiver.enabled",
   dom_presentation_receiver_enabled,
-  bool, false
+  bool, PREF_VALUE
 )
+#undef PREF_VALUE
 
 VARCACHE_PREF(
   Live,
@@ -1635,6 +1849,14 @@ VARCACHE_PREF(
   RelaxedAtomicBool, false
 )
 
+// Is support for Navigator.registerContentHandler enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.registerContentHandler.enabled",
+  dom_registerContentHandler_enabled,
+  bool, false
+)
+
 // Reporting API.
 #ifdef NIGHTLY_BUILD
 # define PREF_VALUE true
@@ -1796,6 +2018,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for selection event APIs enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.select_events.enabled",
+  dom_select_events_enabled,
+  bool, true
+)
+
 VARCACHE_PREF(
   Live,
   "dom.separate_event_queue_for_post_message.enabled",
@@ -1822,6 +2052,15 @@ VARCACHE_PREF(
   RelaxedAtomicBool, false
 )
 
+// External.AddSearchProvider is deprecated and it will be removed in the next
+// cycles.
+VARCACHE_PREF(
+  Live,
+  "dom.sidebar.enabled",
+  dom_sidebar_enabled,
+  bool, true
+)
+
 // Are shared memory User Agent style sheets enabled?
 VARCACHE_PREF(
   Live,
@@ -1852,6 +2091,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for Storage test APIs enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.storage.testing",
+  dom_storage_testing,
+  bool, false
+)
+
 // For area and anchor elements with target=_blank and no rel set to
 // opener/noopener.
 #ifdef EARLY_BETA_OR_EARLIER
@@ -1867,6 +2114,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for Selection.GetRangesForInterval enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.testing.selection.GetRangesForInterval",
+  dom_testing_selection_GetRangesForInterval,
+  bool, false
+)
+
 VARCACHE_PREF(
   Live,
   "dom.testing.structuredclonetester.enabled",
@@ -1899,12 +2154,29 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for Window.visualViewport enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.visualviewport.enabled",
+  dom_visualviewport_enabled,
+  bool, false
+)
+
+// Is support for WebVR APIs enabled?
+// Enabled by default in beta and release for Windows and OS X and for all
+// platforms in nightly and aurora.
+#if defined(XP_WIN) || defined(XP_DARWIN) || !defined(RELEASE_OR_BETA)
+# define PREF_VALUE true
+#else
+# define PREF_VALUE false
+#endif
 VARCACHE_PREF(
   Once,
   "dom.vr.enabled",
   dom_vr_enabled,
-  bool, false
+  bool, PREF_VALUE
 )
+#undef PREF_VALUE
 
 VARCACHE_PREF(
   Live,
@@ -2096,6 +2368,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for Navigator.webdriver enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.webdriver.enabled",
+  dom_webdriver_enabled,
+  bool, true
+)
+
 // In case Touch API is enabled, this pref controls whether to support
 // ontouch* event handlers, document.createTouch, document.createTouchList and
 // document.createEvent("TouchEvent").
@@ -2150,6 +2430,20 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for HTMLInputElement.webkitEntries enabled?
+#if !defined(MOZ_WIDGET_ANDROID)
+# define PREF_VALUE true
+#else
+# define PREF_VALUE false
+#endif
+VARCACHE_PREF(
+  Live,
+  "dom.webkitBlink.filesystem.enabled",
+  dom_webkitBlink_filesystem_enabled,
+  bool, PREF_VALUE
+)
+#undef PREF_VALUE
+
 // Whether the WebMIDI API is enabled
 VARCACHE_PREF(
   Live,
@@ -2205,6 +2499,14 @@ VARCACHE_PREF(
   RelaxedAtomicBool, true
 )
 
+// Is support for Window.event enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.window.event.enabled",
+  dom_window_event_enabled,
+  bool, true
+)
+
 // Enable the "noreferrer" feature argument for window.open()
 VARCACHE_PREF(
   Live,
@@ -2257,6 +2559,45 @@ VARCACHE_PREF(
   RelaxedAtomicBool, true
 )
 
+// Is support for XMLDocument.async enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.xmldocument.async.enabled",
+  dom_xmldocument_async_enabled,
+  bool, false
+)
+
+// Is support for XMLDocument.load enabled?
+VARCACHE_PREF(
+  Live,
+  "dom.xmldocument.load.enabled",
+  dom_xmldocument_load_enabled,
+  bool, false
+)
+
+// Is support for Navigator.geolocation enabled?
+VARCACHE_PREF(
+  Live,
+  "geo.enabled",
+  geo_enabled,
+  bool, true
+)
+
+// WebIDL test prefs
+
+VARCACHE_PREF(
+  Live,
+  "abc.def",
+  abc_def,
+  bool, true
+)
+VARCACHE_PREF(
+  Live,
+  "ghi.jkl",
+  ghi_jkl,
+  bool, true
+)
+
 //---------------------------------------------------------------------------
 // Prefs starting with "extensions."
 //---------------------------------------------------------------------------
@@ -4247,6 +4588,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for GeometryUtils.convert*FromNode enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.convertFromNode.enabled",
+  layout_css_convertFromNode_enabled,
+  bool, NOT_IN_RELEASE_OR_BETA_VALUE
+)
+
 // Is support for DOMMatrix enabled?
 VARCACHE_PREF(
   Live,
@@ -4335,7 +4684,15 @@ VARCACHE_PREF(
 VARCACHE_PREF(
   Live,
   "layout.css.individual-transform.enabled",
-  IndividualTransform,
+  layout_css_individual_transform_enabled,
+  bool, false
+)
+
+// Is support for CSS initial-letter property enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.initial-letter.enabled",
+  layout_css_initial_letter_enabled,
   bool, false
 )
 
@@ -4347,6 +4704,22 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is support for motion-path enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.motion-path.enabled",
+  layout_css_motion_path_enabled,
+  bool, NOT_IN_RELEASE_OR_BETA_VALUE
+)
+
+// Is support for -moz-binding enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.moz-binding.content.enabled",
+  layout_css_moz_binding_content_enabled,
+  bool, false
+)
+
 // Pref to control whether @-moz-document rules are enabled in content pages.
 VARCACHE_PREF(
   Live,
@@ -4378,6 +4751,36 @@ VARCACHE_PREF(
   bool, false
 )
 
+// Is -moz-osx-font-smoothing enabled? (Only supported in OSX builds)
+#if defined(XP_MACOSX)
+# define PREF_VALUE true
+#else
+# define PREF_VALUE false
+#endif
+VARCACHE_PREF(
+  Live,
+  "layout.css.osx-font-smoothing.enabled",
+  layout_css_osx_font_smoothing_enabled,
+  bool, PREF_VALUE
+)
+#undef PREF_VALUE
+
+// Is support for CSS overflow-clip-box enabled for non-UA sheets?
+VARCACHE_PREF(
+  Live,
+  "layout.css.overflow-clip-box.enabled",
+  layout_css_overflow_clip_box_enabled,
+  bool, false
+)
+
+// Is support for overscroll-behavior enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.overscroll-behavior.enabled",
+  layout_css_overscroll_behavior_enabled,
+  bool, true
+)
+
 VARCACHE_PREF(
   Live,
   "layout.css.paint-order.enabled",
@@ -4393,6 +4796,30 @@ VARCACHE_PREF(
   bool, true
 )
 
+// Is support for -moz-prefixed animation properties enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.prefixes.animations",
+  layout_css_prefixes_animations,
+  bool, true
+)
+
+// Is support for -moz-border-image enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.prefixes.border-image",
+  layout_css_prefixes_border_image,
+  bool, true
+)
+
+// Is support for -moz-box-sizing enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.prefixes.box-sizing",
+  layout_css_prefixes_box_sizing,
+  bool, true
+)
+
 // Are "-webkit-{min|max}-device-pixel-ratio" media queries supported?
 VARCACHE_PREF(
   Live,
@@ -4401,6 +4828,30 @@ VARCACHE_PREF(
   bool, true
 )
 
+// Is support for -moz-prefixed font feature properties enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.prefixes.font-features",
+  layout_css_prefixes_font_features,
+  bool, true
+)
+
+// Is support for -moz-prefixed transform properties enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.prefixes.transforms",
+  layout_css_prefixes_transforms,
+  bool, true
+)
+
+// Is support for -moz-prefixed transition properties enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.prefixes.transitions",
+  layout_css_prefixes_transitions,
+  bool, true
+)
+
 // Is CSS error reporting enabled?
 VARCACHE_PREF(
   Live,
@@ -4416,6 +4867,22 @@ VARCACHE_PREF(
   AtomicFloat, 1.0f
 )
 
+// Is support for scrollbar-color property enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.scrollbar-color.enabled",
+  layout_css_scrollbar_color_enabled,
+  bool, true
+)
+
+// Is support for scrollbar-width property enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.scrollbar-width.enabled",
+  layout_css_scrollbar_width_enabled,
+  bool, true
+)
+
 #ifdef NIGHTLY_BUILD
 # define PREF_VALUE true
 #else
@@ -4472,11 +4939,16 @@ VARCACHE_PREF(
   bool, true
 )
 
+// W3C touch-action css property (related to touch and pointer events)
+// Note that we turn this on even on platforms/configurations where touch
+// events are not supported (e.g. OS X, or Windows with e10s disabled). For
+// those platforms we don't handle touch events anyway so it's conceptually
+// a no-op.
 VARCACHE_PREF(
   Live,
   "layout.css.touch_action.enabled",
-  TouchActionEnabled,
+  layout_css_touch_action_enabled,
-  RelaxedAtomicBool, false
+  RelaxedAtomicBool, true
 )
 
 // Does arbitrary ::-webkit-* pseudo-element parsed?
@@ -4767,6 +5239,14 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+// Is support for CSS text-justify property enabled?
+VARCACHE_PREF(
+  Live,
+  "layout.css.text-justify.enabled",
+  layout_css_text_justify_enabled,
+  bool, true
+)
+
 // Is support for -webkit-line-clamp enabled?
 VARCACHE_PREF(
   Live,
@@ -5536,7 +6016,7 @@ VARCACHE_PREF(
 VARCACHE_PREF(
   Live,
   "media.videocontrols.lock-video-orientation",
-  MediaVideocontrolsLockVideoOrientation,
+  media_videocontrols_lock_video_orientation,
   bool, PREF_VALUE
 )
 #undef PREF_VALUE
@@ -5608,7 +6088,7 @@ VARCACHE_PREF(
 VARCACHE_PREF(
   Live,
   "media.test.video-suspend",
-  MediaTestVideoSuspend,
+  media_test_video_suspend,
   RelaxedAtomicBool, false
 )
 
@@ -5653,6 +6133,27 @@ VARCACHE_PREF(
   bool, true
 )
 
+VARCACHE_PREF(
+  Live,
+  "media.peerconnection.dtmf.enabled",
+  media_peerconnection_dtmf_enabled,
+  bool, true
+)
+
+VARCACHE_PREF(
+  Live,
+  "media.peerconnection.identity.enabled",
+  media_peerconnection_identity_enabled,
+  bool, true
+)
+
+VARCACHE_PREF(
+  Live,
+  "media.peerconnection.rtpsourcesapi.enabled",
+  media_peerconnection_rtpsourcesapi_enabled,
+  bool, true
+)
+
 #ifdef MOZ_WEBRTC
 #ifdef ANDROID
 
@@ -5703,6 +6204,61 @@ VARCACHE_PREF(
 
 #endif // MOZ_WEBRTC
 
+// HTMLMediaElement.allowedToPlay should be exposed to web content when
+// block autoplay rides the trains to release. Until then, Nightly only.
+#ifdef NIGHTLY_BUILD
+# define PREF_VALUE true
+#else
+# define PREF_VALUE false
+#endif
+VARCACHE_PREF(
+  Live,
+  "media.allowed-to-play.enabled",
+  media_allowed_to_play_enabled,
+  bool, PREF_VALUE
+)
+#undef PREF_VALUE
+
+// Is support for MediaKeys.getStatusForPolicy enabled?
+VARCACHE_PREF(
+  Live,
+  "media.eme.hdcp-policy-check.enabled",
+  media_eme_hdcp_policy_check_enabled,
+  bool, false
+)
+
+// Is support for MediaDevices.ondevicechange enabled?
+VARCACHE_PREF(
+  Live,
+  "media.ondevicechange.enabled",
+  media_ondevicechange_enabled,
+  bool, true
+)
+
+// Is support for HTMLMediaElement.seekToNextFrame enabled?
+VARCACHE_PREF(
+  Live,
+  "media.seekToNextFrame.enabled",
+  media_seekToNextFrame_enabled,
+  bool, true
+)
+
+// setSinkId will be enabled in bug 1498512. Till then the
+// implementation will remain hidden behind this pref (Bug 1152401, Bug 934425).
+VARCACHE_PREF(
+  Live,
+  "media.setsinkid.enabled",
+  media_setsinkid_enabled,
+  bool, false
+)
+
+VARCACHE_PREF(
+  Live,
+  "media.useAudioChannelService.testing",
+  media_useAudioChannelService_testing,
+  bool, false
+)
+
 //---------------------------------------------------------------------------
 // Prefs starting with "mousewheel."
 //---------------------------------------------------------------------------
@@ -6347,6 +6903,18 @@ VARCACHE_PREF(
   int32_t, 0
 )
 
+//---------------------------------------------------------------------------
+// Prefs starting with "svg."
+//---------------------------------------------------------------------------
+
+// Is support for transform-box enabled?
+VARCACHE_PREF(
+  Live,
+  "svg.transform-box.enabled",
+  svg_transform_box_enabled,
+  bool, true
+)
+
 //---------------------------------------------------------------------------
 // Prefs starting with "telemetry."
 //---------------------------------------------------------------------------
@@ -6736,6 +7304,7 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
+
 //---------------------------------------------------------------------------
 // End of prefs
 //---------------------------------------------------------------------------

modules/libpref/init/all.js

@@ -99,9 +99,6 @@ pref("browser.cache.compression_level", 0);
 // Don't show "Open with" option on download dialog if true.
 pref("browser.download.forbid_open_with", false);
 
-// Remove navigator.registerContentHandler
-pref("dom.registerContentHandler.enabled", false);
-
 // Insecure registerProtocolHandler is disabled by default
 pref("dom.registerProtocolHandler.insecure.enabled", false);
 
@@ -122,12 +119,6 @@ pref("dom.indexedDB.logging.profiler-marks", false);
 // Whether or not File Handle is enabled.
 pref("dom.fileHandle.enabled", true);
 
-// Whether window.onappinstalled from "W3C Web Manifest" is enabled
-pref("dom.manifest.onappinstalled", false);
-
-// Whether or not selection events are enabled
-pref("dom.select_events.enabled", true);
-
 // Whether or not selection events on text controls are enabled
 #ifdef NIGHTLY_BUILD
 pref("dom.select_events.textcontrols.enabled", true);
@@ -152,27 +143,6 @@ pref("dom.serviceWorkers.update_delay", 1000);
 // Enable test for 24 hours update, service workers will always treat last update check time is over 24 hours
 pref("dom.serviceWorkers.testUpdateOverOneDay", false);
 
-// Enable Permission API's .revoke() method
-pref("dom.permissions.revoke.enable", false);
-
-// Enable exposing timeToNonBlankPaint
-pref("dom.performance.time_to_non_blank_paint.enabled", false);
-
-// Enable exposing timeToContentfulPaint
-pref("dom.performance.time_to_contentful_paint.enabled", false);
-
-// Enable exposing timeToDOMContentFlushed
-pref("dom.performance.time_to_dom_content_flushed.enabled", false);
-
-// Enable exposing timeToFirstInteractive
-pref("dom.performance.time_to_first_interactive.enabled", false);
-
-// Enable Pointer Lock API
-// This is added for accessibility purpose. When user has no way to exit
-// pointer lock (e.g. no keyboard available), they can use this pref to
-// disable the Pointer Lock API altogether.
-pref("dom.pointer-lock.enabled", true);
-
 // If this is true, TextEventDispatcher dispatches keydown and keyup events
 // even during composition (keypress events are never fired during composition
 // even if this is true).
@@ -208,15 +178,9 @@ pref("dom.keyboardevent.keypress.hack.use_legacy_keycode_and_charcode.addl", "")
 // explanation for the detail.
 pref("dom.mouseevent.click.hack.use_legacy_non-primary_dispatch", "");
 
-// Whether InputEvent.data is enabled.
-pref("dom.inputevent.data.enabled", true);
-
 // Whether InputEvent.dataTransfer is enabled.
 pref("dom.inputevent.datatransfer.enabled", true);
 
-// Whether InputEvent.inputType is enabled.
-pref("dom.inputevent.inputtype.enabled", true);
-
 #ifdef JS_BUILD_BINAST
 pref("dom.script_loader.binast_encoding.enabled", false);
 
@@ -227,9 +191,6 @@ pref("dom.script_loader.binast_encoding.enabled", false);
 pref("dom.script_loader.binast_encoding.domain.restrict.list", "*.facebook.com,static.xx.fbcdn.net,*.cloudflare.com,*.cloudflarestream.com,unpkg.com");
 #endif
 
-// Whether window.event is enabled
-pref("dom.window.event.enabled", true);
-
 // Fastback caching - if this pref is negative, then we calculate the number
 // of content viewers to cache based on the amount of available memory.
 pref("browser.sessionhistory.max_total_viewers", -1);
@@ -402,8 +363,6 @@ pref("media.navigator.video.use_tmmbr", false);
 pref("media.navigator.audio.use_fec", true);
 pref("media.navigator.video.red_ulpfec_enabled", false);
 
-pref("media.peerconnection.dtmf.enabled", true);
-
 #ifdef NIGHTLY_BUILD
 pref("media.peerconnection.sdp.rust.enabled", true);
 pref("media.peerconnection.sdp.rust.compare", true);
@@ -469,14 +428,12 @@ pref("media.peerconnection.ice.link_local", false); // Set only for testing IPV6
 pref("media.peerconnection.ice.force_interface", ""); // Limit to only a single interface
 pref("media.peerconnection.ice.relay_only", false); // Limit candidates to TURN
 pref("media.peerconnection.use_document_iceservers", true);
-pref("media.peerconnection.identity.enabled", true);
 pref("media.peerconnection.identity.timeout", 10000);
 pref("media.peerconnection.ice.stun_client_maximum_transmits", 7);
 pref("media.peerconnection.ice.trickle_grace_period", 5000);
 pref("media.peerconnection.ice.no_host", false);
 pref("media.peerconnection.ice.default_address_only", false);
 pref("media.peerconnection.ice.proxy_only", false);
-pref("media.peerconnection.rtpsourcesapi.enabled", true);
 pref("media.peerconnection.turn.disable", false);
 
 // These values (aec, agc, and noise) are from:
@@ -498,9 +455,6 @@ pref("media.getusermedia.agc", 1); // kAdaptiveDigital
 pref("media.navigator.audio.full_duplex", true);
 #endif
 
-// Exposes the navigator.webdriver attribute.
-pref("dom.webdriver.enabled", true);
-
 #if !defined(ANDROID)
 pref("media.getusermedia.screensharing.enabled", true);
 #endif
@@ -561,19 +515,6 @@ pref("media.autoplay.allow-extension-background-pages", true);
 pref("media.autoplay.enabled.user-gestures-needed", false);
 #endif
 
-// HTMLMediaElement.allowedToPlay should be exposed to web content when
-// block autoplay rides the trains to release. Until then, Nightly only.
-#ifdef NIGHTLY_BUILD
-pref("media.allowed-to-play.enabled", true);
-#else
-pref("media.allowed-to-play.enabled", false);
-#endif
-
-// This pref is used to enable/disable the `document.autoplayPolicy` API which
-// returns a enum string which presents current autoplay policy and can change
-// overtime based on user session activity.
-pref("dom.media.autoplay.autoplay-policy-api", false);
-
 // The default number of decoded video frames that are enqueued in
 // MediaDecoderReader's mVideoQueue.
 pref("media.video-queue.default-size", 10);
@@ -620,10 +561,6 @@ pref("media.av1.use-dav1d", false);
 
 pref("media.webaudio.audiocontextoptions-samplerate.enabled", true);
 
-// setSinkId expected to be unconditionally enabled in 63. Till then the
-// implementation will remain hidden behind this pref (Bug 1152401, Bug 934425).
-pref("media.setsinkid.enabled", false);
-
 // Weather we allow AMD switchable graphics
 pref("layers.amd-switchable-gfx.enabled", true);
 
@@ -961,11 +898,6 @@ pref("accessibility.tabfocus_applies_to_xul", true);
 pref("ui.scrollToClick", 0);
 #endif
 
-// provide ability to turn on support for canvas focus rings
-pref("canvas.focusring.enabled", true);
-pref("canvas.hitregions.enabled", false);
-pref("canvas.filters.enabled", true);
-
 // We want the ability to forcibly disable platform a11y, because
 // some non-a11y-related components attempt to bring it up.  See bug
 // 538530 for details about Windows; we have a pref here that allows it
@@ -1263,7 +1195,6 @@ pref("dom.storage.shadow_writes", true);
 pref("dom.storage.snapshot_prefill", 16384);
 pref("dom.storage.snapshot_gradual_prefill", 4096);
 pref("dom.storage.snapshot_reusing", true);
-pref("dom.storage.testing", false);
 pref("dom.storage.client_validation", true);
 
 pref("dom.send_after_paint_to_content", false);
@@ -1303,9 +1234,6 @@ pref("dom.experimental_forms", false);
 // platforms which don't have a color picker implemented yet.
 pref("dom.forms.color", true);
 
-// Support for input type=date and type=time.
-pref("dom.forms.datetime", true);
-
 // Support for input type=month, type=week and type=datetime-local. By default,
 // disabled.
 pref("dom.forms.datetime.others", false);
@@ -1324,9 +1252,6 @@ pref("dom.forms.select.customstyling", true);
 #endif
 pref("dom.select_popup_in_parent.enabled", false);
 
-// Enable Directory API. By default, disabled.
-pref("dom.input.dirpicker", false);
-
 pref("dom.cycle_collector.incremental", true);
 
 // Whether to shim a Components object on untrusted windows.
@@ -3008,15 +2933,6 @@ pref("layout.css.dpi", -1);
 // of a CSS "px". This is only used for windows on the screen, not for printing.
 pref("layout.css.devPixelsPerPx", "-1.0");
 
-// Is support for CSS initial-letter property enabled?
-pref("layout.css.initial-letter.enabled", false);
-
-// Is support for scrollbar-color property enabled?
-pref("layout.css.scrollbar-color.enabled", true);
-
-// Is support for scrollbar-width property enabled?
-pref("layout.css.scrollbar-width.enabled", true);
-
 // Set the threshold distance in CSS pixels below which scrolling will snap to
 // an edge, when scroll snapping is set to "proximity".
 pref("layout.css.scroll-snap.proximity-threshold", 200);
@@ -3031,39 +2947,10 @@ pref("layout.css.scroll-snap.prediction-max-velocity", 2000);
 // gestures.
 pref("layout.css.scroll-snap.prediction-sensitivity", "0.750");
 
-// Is support for GeometryUtils.convert*FromNode enabled?
-#ifdef RELEASE_OR_BETA
-pref("layout.css.convertFromNode.enabled", false);
-#else
-pref("layout.css.convertFromNode.enabled", true);
-#endif
-
-// Is support for CSS text-justify property enabled?
-pref("layout.css.text-justify.enabled", true);
-
 // Is the paint-order property supported for HTML text?
 // (It is always supported for SVG.)
 pref("layout.css.paint-order.enabled", true);
 
-// Are sets of prefixed properties supported?
-pref("layout.css.prefixes.border-image", true);
-pref("layout.css.prefixes.transforms", true);
-pref("layout.css.prefixes.transitions", true);
-pref("layout.css.prefixes.animations", true);
-pref("layout.css.prefixes.box-sizing", true);
-pref("layout.css.prefixes.font-features", true);
-
-// Is -moz-osx-font-smoothing enabled?
-// Only supported in OSX builds
-#ifdef XP_MACOSX
-pref("layout.css.osx-font-smoothing.enabled", true);
-#else
-pref("layout.css.osx-font-smoothing.enabled", false);
-#endif
-
-// Is support for CSS overflow-clip-box enabled for non-UA sheets?
-pref("layout.css.overflow-clip-box.enabled", false);
-
 // Is layout of CSS outline-style:auto enabled?
 pref("layout.css.outline-style-auto.enabled", false);
 
@@ -3089,16 +2976,6 @@ pref("layout.css.scroll-behavior.damping-ratio", "1.0");
 // Are inter-character ruby annotations enabled?
 pref("layout.css.ruby.intercharacter.enabled", false);
 
-// Is support for overscroll-behavior enabled?
-pref("layout.css.overscroll-behavior.enabled", true);
-
-// Is support for motion-path enabled?
-#ifdef RELEASE_OR_BETA
-pref("layout.css.motion-path.enabled", false);
-#else
-pref("layout.css.motion-path.enabled", true);
-#endif
-
 // pref for which side vertical scrollbars should be on
 // 0 = end-side in UI direction
 // 1 = end-side in document/content direction
@@ -3367,8 +3244,6 @@ pref("svg.display-lists.painting.enabled", true);
 // See https://svgwg.org/svg2-draft/single-page.html#types-SVGBoundingBoxOptions
 pref("svg.new-getBBox.enabled", false);
 
-pref("svg.transform-box.enabled", true);
-
 # This pref controls whether the 'context-fill' and 'context-stroke' keywords
 # can be used in SVG-as-an-image in the content processes to use the fill/
 # stroke specified on the element that embeds the image.  (These keywords are
@@ -4906,8 +4781,6 @@ pref("webgl.perf.max-warnings", 0);
 pref("webgl.perf.max-acceptable-fb-status-invals", 0);
 pref("webgl.perf.spew-frame-allocs", true);
 
-pref("webgl.enable-webgl2", true);
-
 pref("webgl.enable-debug-renderer-info", true);
 pref("webgl.renderer-string-override", "");
 pref("webgl.vendor-string-override", "");
@@ -5110,15 +4983,9 @@ pref("layers.shared-buffer-provider.enabled", true);
 // Force all possible layers to be always active layers
 pref("layers.force-active", false);
 
-// Enable/Disable the geolocation API for content
-pref("geo.enabled", true);
-
 // Timeout for outbound network geolocation provider XHR
 pref("geo.wifi.xhr.timeout", 60000);
 
-// Enable/Disable the various sensor APIs for content
-pref("device.sensors.enabled", true);
-
 // Enable/Disable the device storage API for content
 pref("device.storage.enabled", false);
 
@@ -5245,9 +5112,6 @@ pref("dom.vibrator.enabled", true);
 pref("dom.vibrator.max_vibrate_ms", 10000);
 pref("dom.vibrator.max_vibrate_list_len", 128);
 
-// Battery API
-pref("dom.battery.enabled", true);
-
 // Push
 
 pref("dom.push.loglevel", "Error");
@@ -5306,19 +5170,9 @@ pref("dom.w3c_pointer_events.dispatch_by_pointer_messages", false);
 // W3C pointer events draft
 pref("dom.w3c_pointer_events.implicit_capture", false);
 
-// W3C MediaDevices devicechange event
-pref("media.ondevicechange.enabled", true);
-
 // W3C MediaDevices devicechange fake event
 pref("media.ondevicechange.fakeDeviceChangeEvent.enabled", false);
 
-// W3C touch-action css property (related to touch and pointer events)
-// Note that we turn this on even on platforms/configurations where touch
-// events are not supported (e.g. OS X, or Windows with e10s disabled). For
-// those platforms we don't handle touch events anyway so it's conceptually
-// a no-op.
-pref("layout.css.touch_action.enabled", true);
-
 // How long must we wait before declaring that a window is a "ghost" (i.e., a
 // likely leak)?  This should be longer than it usually takes for an eligible
 // window to be collected via the GC/CC.
@@ -5339,13 +5193,6 @@ pref("io.activity.enabled", false);
 // to take effect.
 pref("jsloader.shareGlobal", true);
 
-// WebVR is enabled by default in beta and release for Windows and for all
-// platforms in nightly and aurora.
-#if defined(XP_WIN) || defined(XP_MACOSX) || !defined(RELEASE_OR_BETA)
-pref("dom.vr.enabled", true);
-#else
-pref("dom.vr.enabled", false);
-#endif
 // It is often desirable to automatically start vr presentation when
 // a user puts on the VR headset.  This is done by emitting the
 // Window.vrdisplayactivate event when the headset's sensors detect it
@@ -5553,12 +5400,6 @@ pref("captivedetect.maxWaitingTime", 5000);
 pref("captivedetect.pollingTime", 3000);
 pref("captivedetect.maxRetryCount", 5);
 
-#ifdef RELEASE_OR_BETA
-pref("dom.forms.inputmode", false);
-#else
-pref("dom.forms.inputmode", true);
-#endif
-
 // Enable mapped array buffer by default.
 pref("dom.mapped_arraybuffer.enabled", true);
 
@@ -5691,8 +5532,6 @@ pref("dom.wakelock.enabled", false);
 // The URL of the Firefox Accounts auth server backend
 pref("identity.fxaccounts.auth.uri", "https://api.accounts.firefox.com/v1");
 
-pref("beacon.enabled", true);
-
 // Presentation Device
 pref("dom.presentation.tcp_server.debug", false);
 pref("dom.presentation.discovery.enabled", false);
@@ -5714,9 +5553,6 @@ pref("intl.allow-insecure-text-input", false);
 // Enable meta-viewport support in remote APZ-enabled frames.
 pref("dom.meta-viewport.enabled", false);
 
-// Disable Visual Viewport API
-pref("dom.visualviewport.enabled", false);
-
 // Search service settings
 pref("browser.search.log", false);
 pref("browser.search.update", true);
@@ -5853,17 +5689,12 @@ pref("dom.input.fallbackUploadDir", "");
 // Turn rewriting of youtube embeds on/off
 pref("plugins.rewrite_youtube_embeds", true);
 
-// Disable browser frames by default
-pref("dom.mozBrowserFramesEnabled", false);
-
 pref("dom.audiochannel.audioCompeting", false);
 pref("dom.audiochannel.audioCompeting.allAgents", false);
 
 // Default media volume
 pref("media.default_volume", "1.0");
 
-pref("media.seekToNextFrame.enabled", true);
-
 // return the maximum number of cores that navigator.hardwareCurrency returns
 pref("dom.maxHardwareConcurrency", 16);
 
@@ -5872,10 +5703,6 @@ pref("dom.maxHardwareConcurrency", 16);
 pref("osfile.reset_worker_delay", 30000);
 #endif
 
-#if !defined(MOZ_WIDGET_ANDROID)
-pref("dom.webkitBlink.filesystem.enabled", true);
-#endif
-
 pref("media.block-autoplay-until-in-foreground", true);
 
 // TODO: Bug 1324406: Treat 'data:' documents as unique, opaque origins
@@ -5910,9 +5737,6 @@ pref("browser.sanitizer.loglevel", "Warn");
 // To disable blocking of auth prompts, set the limit to -1.
 pref("prompts.authentication_dialog_abuse_limit", 2);
 
-// Whether module scripts (<script type="module">) are enabled for content.
-pref("dom.moduleScripts.enabled", true);
-
 // Maximum amount of time in milliseconds consecutive setTimeout()/setInterval()
 // callback are allowed to run before yielding the event loop.
 pref("dom.timeout.max_consecutive_callbacks_ms", 4);
@@ -5992,10 +5816,6 @@ pref("dom.datatransfer.mozAtAPIs", false);
 pref("dom.datatransfer.mozAtAPIs", true);
 #endif
 
-// External.AddSearchProvider is deprecated and it will be removed in the next
-// cycles.
-pref("dom.sidebar.enabled", true);
-
 // Turn off fission frameloader swapping while regressions are being fixed.
 // Should be turned back on to resolve bug 1551993.
 pref("fission.rebuild_frameloaders_on_remoteness_change", false);

widget/nsBaseWidget.cpp

@@ -85,6 +85,7 @@
 #include "gfxConfig.h"
 #include "nsView.h"
 #include "nsViewManager.h"
+#include "mozilla/StaticPrefs.h"
 
 #ifdef DEBUG
 #  include "nsIObserver.h"
@@ -898,7 +899,7 @@ void nsBaseWidget::ConfigureAPZCTreeManager() {
   // have code that can deal with them properly. If APZ is not enabled, this
   // function doesn't get called.
   if (Preferences::GetInt("dom.w3c_touch_events.enabled", 0) ||
-      Preferences::GetBool("dom.w3c_pointer_events.enabled", false)) {
+      StaticPrefs::dom_w3c_pointer_events_enabled()) {
     RegisterTouchWindow();
   }
 }
@@ -976,7 +977,7 @@ nsEventStatus nsBaseWidget::ProcessUntransformedAPZEvent(
     UniquePtr<DisplayportSetListener> postLayerization;
     if (WidgetTouchEvent* touchEvent = aEvent->AsTouchEvent()) {
       if (touchEvent->mMessage == eTouchStart) {
-        if (StaticPrefs::TouchActionEnabled()) {
+        if (StaticPrefs::layout_css_touch_action_enabled()) {
           APZCCallbackHelper::SendSetAllowedTouchBehaviorNotification(
               this, GetDocument(), *(original->AsTouchEvent()), aInputBlockId,
               mSetAllowedTouchBehaviorCallback);

widget/windows/WinPointerEvents.cpp

@@ -22,15 +22,12 @@ WinPointerEvents::GetPointerTypePtr WinPointerEvents::getPointerType = nullptr;
 WinPointerEvents::GetPointerInfoPtr WinPointerEvents::getPointerInfo = nullptr;
 WinPointerEvents::GetPointerPenInfoPtr WinPointerEvents::getPointerPenInfo =
     nullptr;
-bool WinPointerEvents::sPointerEventEnabled = true;
 bool WinPointerEvents::sFirePointerEventsByWinPointerMessages = false;
 
 WinPointerEvents::WinPointerEvents() {
   InitLibrary();
   static bool addedPointerEventEnabled = false;
   if (!addedPointerEventEnabled) {
-    Preferences::AddBoolVarCache(&sPointerEventEnabled,
-                                 "dom.w3c_pointer_events.enabled", true);
     Preferences::AddBoolVarCache(
         &sFirePointerEventsByWinPointerMessages,
         "dom.w3c_pointer_events.dispatch_by_pointer_messages", false);
@@ -73,7 +70,7 @@ bool WinPointerEvents::ShouldHandleWinPointerMessages(UINT aMsg,
                                                       WPARAM aWParam) {
   MOZ_ASSERT(aMsg == WM_POINTERDOWN || aMsg == WM_POINTERUP ||
              aMsg == WM_POINTERUPDATE || aMsg == WM_POINTERLEAVE);
-  if (!sLibraryHandle || !sPointerEventEnabled) {
+  if (!sLibraryHandle || !StaticPrefs::dom_w3c_pointer_events_enabled()) {
     return false;
   }
 
@@ -135,13 +132,13 @@ bool WinPointerEvents::ShouldRollupOnPointerEvent(UINT aMsg, WPARAM aWParam) {
 }
 
 bool WinPointerEvents::ShouldFirePointerEventByWinPointerMessages() {
-  MOZ_ASSERT(sLibraryHandle && sPointerEventEnabled);
+  MOZ_ASSERT(sLibraryHandle && StaticPrefs::dom_w3c_pointer_events_enabled());
   return sFirePointerEventsByWinPointerMessages;
 }
 
 WinPointerInfo* WinPointerEvents::GetCachedPointerInfo(UINT aMsg,
                                                        WPARAM aWParam) {
-  if (!sLibraryHandle || !sPointerEventEnabled ||
+  if (!sLibraryHandle || !StaticPrefs::dom_w3c_pointer_events_enabled() ||
       MOUSE_INPUT_SOURCE() != dom::MouseEvent_Binding::MOZ_SOURCE_PEN ||
       ShouldFirePointerEventByWinPointerMessages()) {
     return nullptr;

widget/windows/WinPointerEvents.h

@@ -162,7 +162,6 @@ class WinPointerEvents final {
 
   static HMODULE sLibraryHandle;
   static const wchar_t kPointerLibraryName[];
-  static bool sPointerEventEnabled;
   static bool sFirePointerEventsByWinPointerMessages;
   // Static function pointers
   static GetPointerTypePtr getPointerType;