Bug 1593708 - Part 2: Get inRDMPane value from BrowsingContext instead of Document. r=smaug

Depends on D52214

Differential Revision: https://phabricator.services.mozilla.com/D52216

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

dom/base/Document.cpp

@@ -13615,6 +13615,12 @@ bool Document::SetOrientationPendingPromise(Promise* aPromise) {
   return true;
 }
 
+void Document::SetRDMPaneOrientation(OrientationType aType, uint16_t aAngle) {
+  if (GetBrowsingContext()->InRDMPane()) {
+    SetCurrentOrientation(aType, aAngle);
+  }
+}
+
 static void DispatchPointerLockChange(Document* aTarget) {
   if (!aTarget) {
     return;
@@ -15924,8 +15930,9 @@ void Document::RemoveToplevelLoadingDocument(Document* aDoc) {
 
 // static
 bool Document::UseOverlayScrollbars(const Document* aDocument) {
+  BrowsingContext* bc = aDocument ? aDocument->GetBrowsingContext() : nullptr;
   return LookAndFeel::GetInt(LookAndFeel::eIntID_UseOverlayScrollbars) ||
-         (aDocument && aDocument->InRDMPane());
+         (bc && bc->InRDMPane());
 }
 
 bool Document::HasRecentlyStartedForegroundLoads() {

dom/base/Document.h

@@ -2284,11 +2284,7 @@ class Document : public nsINode,
     return mOrientationPendingPromise;
   }
 
-  void SetRDMPaneOrientation(OrientationType aType, uint16_t aAngle) {
-    if (mInRDMPane) {
-      SetCurrentOrientation(aType, aAngle);
-    }
-  }
+  void SetRDMPaneOrientation(OrientationType aType, uint16_t aAngle);
 
   //----------------------------------------------------------------------
 

dom/base/nsGlobalWindowOuter.cpp

@@ -3622,7 +3622,8 @@ Maybe<CSSIntSize> nsGlobalWindowOuter::GetRDMDeviceSize(
   // Bug 1576256: This does not work for cross-process subframes.
   const Document* topInProcessContentDoc =
       aDocument.GetTopLevelContentDocument();
-  if (topInProcessContentDoc && topInProcessContentDoc->InRDMPane()) {
+  BrowsingContext* bc = topInProcessContentDoc ? topInProcessContentDoc->GetBrowsingContext() : nullptr;
+  if (bc && bc->InRDMPane()) {
     nsIDocShell* docShell = topInProcessContentDoc->GetDocShell();
     if (docShell) {
       nsPresContext* presContext = docShell->GetPresContext();

dom/ipc/BrowserChild.cpp

@@ -1269,7 +1269,8 @@ mozilla::ipc::IPCResult BrowserChild::RecvUpdateDimensions(
   // This is used by RDM to respond correctly to changes to full zoom,
   // which also change the window size.
   RefPtr<Document> doc = GetTopLevelDocument();
-  if (doc && doc->InRDMPane()) {
+  BrowsingContext* bc = doc ? doc->GetBrowsingContext() : nullptr;
+  if (bc && bc->InRDMPane()) {
     RefPtr<AsyncEventDispatcher> dispatcher = new AsyncEventDispatcher(
         doc, NS_LITERAL_STRING("mozupdatedremoteframedimensions"),
         CanBubble::eYes, ChromeOnlyDispatch::eYes);

layout/base/nsLayoutUtils.cpp

@@ -699,8 +699,9 @@ bool nsLayoutUtils::AllowZoomingForDocument(
   // True if we allow zooming for all documents on this platform, or if we are
   // in RDM and handling meta viewports, which force zoom under some
   // circumstances.
+  BrowsingContext* bc = aDocument ? aDocument->GetBrowsingContext() : nullptr;
   return StaticPrefs::apz_allow_zooming() ||
-         (aDocument && aDocument->InRDMPane() &&
+         (bc && bc->InRDMPane() &&
           nsLayoutUtils::ShouldHandleMetaViewport(aDocument));
 }