Backed out changeset ebb61065ad47 (bug 1690747) for failing mochitests at test_focus_design_mode.html on a CLOSED TREE

docshell/base/BrowsingContext.cpp

@@ -2148,22 +2148,11 @@ void BrowsingContext::Focus(CallerType aCallerType, ErrorResult& aError) {
   }
 }
 
-bool BrowsingContext::CanBlurCheck(CallerType aCallerType) {
-  // If dom.disable_window_flip == true, then content should not be allowed
-  // to do blur (this would allow popunders, bug 369306)
-  return aCallerType == CallerType::System ||
-         !Preferences::GetBool("dom.disable_window_flip", true);
-}
-
-void BrowsingContext::Blur(CallerType aCallerType, ErrorResult& aError) {
-  if (!CanBlurCheck(aCallerType)) {
-    return;
-  }
-
+void BrowsingContext::Blur(ErrorResult& aError) {
   if (ContentChild* cc = ContentChild::GetSingleton()) {
-    cc->SendWindowBlur(this, aCallerType);
+    cc->SendWindowBlur(this);
   } else if (ContentParent* cp = Canonical()->GetContentParent()) {
-    Unused << cp->SendWindowBlur(this, aCallerType);
+    Unused << cp->SendWindowBlur(this);
   }
 }
 

docshell/base/BrowsingContext.h

@@ -610,7 +610,7 @@ class BrowsingContext : public nsILoadContext, public nsWrapperCache {
   void Close(CallerType aCallerType, ErrorResult& aError);
   bool GetClosed(ErrorResult&) { return GetClosed(); }
   void Focus(CallerType aCallerType, ErrorResult& aError);
-  void Blur(CallerType aCallerType, ErrorResult& aError);
+  void Blur(ErrorResult& aError);
   WindowProxyHolder GetFrames(ErrorResult& aError);
   int32_t Length() const { return Children().Length(); }
   Nullable<WindowProxyHolder> GetTop(ErrorResult& aError);
@@ -784,8 +784,6 @@ class BrowsingContext : public nsILoadContext, public nsWrapperCache {
   // Returns canFocus, isActive
   std::tuple<bool, bool> CanFocusCheck(CallerType aCallerType);
 
-  bool CanBlurCheck(CallerType aCallerType);
-
   PopupBlocker::PopupControlState RevisePopupAbuseLevel(
       PopupBlocker::PopupControlState aControl);
 

dom/base/nsGlobalWindowInner.cpp

@@ -3736,8 +3736,8 @@ nsresult nsGlobalWindowInner::Focus(CallerType aCallerType) {
   return rv.StealNSResult();
 }
 
-void nsGlobalWindowInner::Blur(CallerType aCallerType, ErrorResult& aError) {
-  FORWARD_TO_OUTER_OR_THROW(BlurOuter, (aCallerType), aError, );
+void nsGlobalWindowInner::Blur(ErrorResult& aError) {
+  FORWARD_TO_OUTER_OR_THROW(BlurOuter, (), aError, );
 }
 
 void nsGlobalWindowInner::Stop(ErrorResult& aError) {

dom/base/nsGlobalWindowInner.h

@@ -608,7 +608,7 @@ class nsGlobalWindowInner final : public mozilla::dom::EventTarget,
   void Focus(mozilla::dom::CallerType aCallerType,
              mozilla::ErrorResult& aError);
   nsresult Focus(mozilla::dom::CallerType aCallerType) override;
-  void Blur(mozilla::dom::CallerType aCallerType, mozilla::ErrorResult& aError);
+  void Blur(mozilla::ErrorResult& aError);
   mozilla::dom::WindowProxyHolder GetFrames(mozilla::ErrorResult& aError);
   uint32_t Length();
   mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetTop(

dom/base/nsGlobalWindowOuter.cpp

@@ -5117,8 +5117,10 @@ nsresult nsGlobalWindowOuter::Focus(CallerType aCallerType) {
   FORWARD_TO_INNER(Focus, (aCallerType), NS_ERROR_UNEXPECTED);
 }
 
-void nsGlobalWindowOuter::BlurOuter(CallerType aCallerType) {
-  if (!GetBrowsingContext()->CanBlurCheck(aCallerType)) {
+void nsGlobalWindowOuter::BlurOuter() {
+  // If dom.disable_window_flip == true, then content should not be allowed
+  // to call this function (this would allow popunders, bug 369306)
+  if (!CanSetProperty("dom.disable_window_flip")) {
     return;
   }
 

dom/base/nsGlobalWindowOuter.h

@@ -535,7 +535,7 @@ class nsGlobalWindowOuter final : public mozilla::dom::EventTarget,
   void FocusOuter(mozilla::dom::CallerType aCallerType, bool aFromOtherProcess,
                   uint64_t aActionId);
   nsresult Focus(mozilla::dom::CallerType aCallerType) override;
-  void BlurOuter(mozilla::dom::CallerType aCallerType);
+  void BlurOuter();
   mozilla::dom::WindowProxyHolder GetFramesOuter();
   uint32_t Length();
   mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetTopOuter();

dom/base/test/file_focus_design_mode_inner.html

@@ -1,32 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-  <meta charset="utf-8">
-  <title>activeElement design-mode inner document</title>
-</head>
-<body>
-<h1>Inner</h1>
-<script>
-let innerlog = "innerlog:";
-
-document.designmode = "on";
-
-window.onmessage = function(e) {
-  if (e.data == "focus") {
-    document.documentElement.focus();
-  } else if (e.data == "getlog") {
-    innerlog += "activeElement:" + document.activeElement.tagName + ",";
-    parent.postMessage(innerlog, "*");
-  }
-};
-
-window.onfocus = function() {
-  innerlog += "windowfocus,";
-};
-
-window.onblur = function() {
-  innerlog += "windowblur,";
-};
-</script>
-</body>
-</html>

dom/base/test/mochitest.ini

@@ -657,9 +657,6 @@ skip-if = toolkit == 'android' && !is_fennec # Bug 1525959
 [test_focus_scrollable_input.html]
 [test_focus_scrollable_fieldset.html]
 [test_focus_scroll_padding_tab.html]
-[test_focus_design_mode.html]
-support-files =
-  file_focus_design_mode_inner.html
 [test_getAttribute_after_createAttribute.html]
 [test_getElementById.html]
 [test_getTranslationNodes.html]

dom/base/test/test_focus_design_mode.html

@@ -1,58 +0,0 @@
-<!DOCTYPE HTML>
-<html>
-<!--
-https://bugzilla.mozilla.org/show_bug.cgi?id=1690747
--->
-<head>
-  <title>Test for Bug 1690747</title>
-  <script src="/tests/SimpleTest/SimpleTest.js"></script>
-  <script src="/tests/SimpleTest/EventUtils.js"></script>
-  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
-</head>
-<body>
-<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1690747">Mozilla Bug 1690747</a>
-<p id="display"></p>
-<div id='content'>
-</div>
-<pre id="test">
-<iframe src="https://example.org/tests/dom/base/test/file_focus_design_mode_inner.html"></iframe>
-<script type="application/javascript">
-
-/** Test for Bug 1690747 **/
-
-let iframe = document.querySelector("iframe");
-
-function waitForEvent(target, event, checkFn) {
-  return new Promise(resolve => {
-    target.addEventListener(event, e => {
-      if (checkFn && !checkFn(e)) {
-        return;
-      }
-      resolve();
-    }, { once: true });
-  });
-}
-
-async function getLog() {
-  let log = "";
-  SimpleTest.executeSoon(function() {
-    iframe.contentWindow.postMessage("getlog", "*");
-  });
-  await waitForEvent(window, "message", (e) => {
-    log = e.data;
-    return true;
-  });
-  return log;
-}
-
-add_task(async function activeElementAfterBluring() {
-  iframe.contentWindow.postMessage("focus", "*");
-  is(await getLog(), "innerlog:windowfocus,activeElement:HTML,", "check activeElement");
-  iframe.contentWindow.blur();
-  is(await getLog(), "innerlog:windowfocus,activeElement:HTML,activeElement:HTML,", "check activeElement after bluring");
-});
-
-</script>
-</pre>
-</body>
-</html>

dom/ipc/ContentChild.cpp

@@ -3734,7 +3734,7 @@ mozilla::ipc::IPCResult ContentChild::RecvWindowFocus(
 }
 
 mozilla::ipc::IPCResult ContentChild::RecvWindowBlur(
-    const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType) {
+    const MaybeDiscarded<BrowsingContext>& aContext) {
   if (aContext.IsNullOrDiscarded()) {
     MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
             ("ChildIPC: Trying to send a message to dead or detached context"));
@@ -3748,7 +3748,7 @@ mozilla::ipc::IPCResult ContentChild::RecvWindowBlur(
         ("ChildIPC: Trying to send a message to a context without a window"));
     return IPC_OK();
   }
-  nsGlobalWindowOuter::Cast(window)->BlurOuter(aCallerType);
+  nsGlobalWindowOuter::Cast(window)->BlurOuter();
   return IPC_OK();
 }
 

dom/ipc/ContentChild.h

@@ -712,7 +712,7 @@ class ContentChild final : public PContentChild,
       const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType,
       uint64_t aActionId);
   mozilla::ipc::IPCResult RecvWindowBlur(
-      const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType);
+      const MaybeDiscarded<BrowsingContext>& aContext);
   mozilla::ipc::IPCResult RecvRaiseWindow(
       const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType,
       uint64_t aActionId);

dom/ipc/ContentParent.cpp

@@ -6817,7 +6817,7 @@ mozilla::ipc::IPCResult ContentParent::RecvWindowFocus(
 }
 
 mozilla::ipc::IPCResult ContentParent::RecvWindowBlur(
-    const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType) {
+    const MaybeDiscarded<BrowsingContext>& aContext) {
   if (aContext.IsNullOrDiscarded()) {
     MOZ_LOG(
         BrowsingContext::GetLog(), LogLevel::Debug,
@@ -6829,7 +6829,7 @@ mozilla::ipc::IPCResult ContentParent::RecvWindowBlur(
   ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
   ContentParent* cp =
       cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
-  Unused << cp->SendWindowBlur(context, aCallerType);
+  Unused << cp->SendWindowBlur(context);
   return IPC_OK();
 }
 

dom/ipc/ContentParent.h

@@ -679,7 +679,7 @@ class ContentParent final
       const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType,
       uint64_t aActionId);
   mozilla::ipc::IPCResult RecvWindowBlur(
-      const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType);
+      const MaybeDiscarded<BrowsingContext>& aContext);
   mozilla::ipc::IPCResult RecvRaiseWindow(
       const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType,
       uint64_t aActionId);

dom/ipc/PContent.ipdl

@@ -1799,8 +1799,7 @@ both:
                       bool aTrustedCaller);
     async WindowFocus(MaybeDiscardedBrowsingContext aContext,
                       CallerType aCallerType, uint64_t aActionId);
-    async WindowBlur(MaybeDiscardedBrowsingContext aContext,
-                     CallerType aCallerType);
+    async WindowBlur(MaybeDiscardedBrowsingContext aContext);
     async RaiseWindow(MaybeDiscardedBrowsingContext aContext, CallerType aCallerType, uint64_t aActionId);
     async ClearFocus(MaybeDiscardedBrowsingContext aContext);
     async SetFocusedBrowsingContext(MaybeDiscardedBrowsingContext aContext);

dom/webidl/Window.webidl

@@ -226,7 +226,7 @@ typedef OfflineResourceList ApplicationCache;
   [Throws, CrossOriginReadable] readonly attribute boolean closed;
   [Throws] void stop();
   [Throws, CrossOriginCallable, NeedsCallerType] void focus();
-  [Throws, CrossOriginCallable, NeedsCallerType] void blur();
+  [Throws, CrossOriginCallable] void blur();
   [Replaceable, Pref="dom.window.event.enabled"] readonly attribute any event;
 
   // other browsing contexts