Editor: Deffer event dispatch after selection change.

Source/core/editing/Editor.cpp

Index: Source/core/editing/Editor.cpp
diff --git a/Source/core/editing/Editor.cpp b/Source/core/editing/Editor.cpp
index 9bbc1f14ce565e3967f4f96271cb57016a02d0d6..c64ae65c9789176bcfb8a636e5c0ce5299d00b1c 100644
--- a/Source/core/editing/Editor.cpp
+++ b/Source/core/editing/Editor.cpp
@@ -42,6 +42,7 @@
 #include "core/dom/KeyboardEvent.h"
 #include "core/dom/NodeList.h"
 #include "core/dom/NodeTraversal.h"
+#include "core/dom/ScopedEventQueue.h"
 #include "core/dom/Text.h"
 #include "core/dom/TextEvent.h"
 #include "core/dom/UserTypingGestureIndicator.h"
@@ -716,15 +717,16 @@ static void dispatchEditableContentChangedEvents(PassRefPtr<Element> startRoot,
 
 void Editor::appliedEditing(PassRefPtr<CompositeEditCommand> cmd)
 {
+    EventQueueScope scope;
     m_frame->document()->updateLayout();
 
     EditCommandComposition* composition = cmd->composition();
     ASSERT(composition);
+    dispatchEditableContentChangedEvents(composition->startingRootEditableElement(), composition->endingRootEditableElement());
     VisibleSelection newSelection(cmd->endingSelection());
 
     // Don't clear the typing style with this selection change.  We do those things elsewhere if necessary.
     changeSelectionAfterCommand(newSelection, 0);
-    dispatchEditableContentChangedEvents(composition->startingRootEditableElement(), composition->endingRootEditableElement());
 
     if (!cmd->preservesTypingStyle())
         m_frame->selection()->clearTypingStyle();
@@ -745,11 +747,13 @@ void Editor::appliedEditing(PassRefPtr<CompositeEditCommand> cmd)
 
 void Editor::unappliedEditing(PassRefPtr<EditCommandComposition> cmd)
 {
+    EventQueueScope scope;
     m_frame->document()->updateLayout();
 
+    dispatchEditableContentChangedEvents(cmd->startingRootEditableElement(), cmd->endingRootEditableElement());
+
     VisibleSelection newSelection(cmd->startingSelection());
     changeSelectionAfterCommand(newSelection, FrameSelection::CloseTyping | FrameSelection::ClearTypingStyle);
-    dispatchEditableContentChangedEvents(cmd->startingRootEditableElement(), cmd->endingRootEditableElement());
 
     m_lastEditCommand = 0;
     if (client())
@@ -759,11 +763,13 @@ void Editor::unappliedEditing(PassRefPtr<EditCommandComposition> cmd)
 
 void Editor::reappliedEditing(PassRefPtr<EditCommandComposition> cmd)
 {
+    EventQueueScope scope;
     m_frame->document()->updateLayout();
 
+    dispatchEditableContentChangedEvents(cmd->startingRootEditableElement(), cmd->endingRootEditableElement());
+
     VisibleSelection newSelection(cmd->endingSelection());
     changeSelectionAfterCommand(newSelection, FrameSelection::CloseTyping | FrameSelection::ClearTypingStyle);
-    dispatchEditableContentChangedEvents(cmd->startingRootEditableElement(), cmd->endingRootEditableElement());
 
     m_lastEditCommand = 0;
     if (client())