Move Frame to the Oilpan heap.

Source/core/editing/CompositeEditCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 44 matching lines @@
 #include "core/editing/SpellChecker.h"
 #include "core/editing/SplitElementCommand.h"
 #include "core/editing/SplitTextNodeCommand.h"
 #include "core/editing/SplitTextNodeContainingElementCommand.h"
 #include "core/editing/TextIterator.h"
 #include "core/editing/VisibleUnits.h"
 #include "core/editing/WrapContentsInDummySpanCommand.h"
 #include "core/editing/htmlediting.h"
 #include "core/editing/markup.h"
 #include "core/events/ScopedEventQueue.h"
+#include "core/frame/FrameProtector.h"
 #include "core/frame/LocalFrame.h"
 #include "core/html/HTMLBRElement.h"
 #include "core/html/HTMLDivElement.h"
 #include "core/html/HTMLElement.h"
 #include "core/html/HTMLLIElement.h"
 #include "core/html/HTMLQuoteElement.h"
 #include "core/html/HTMLSpanElement.h"
 #include "core/rendering/InlineTextBox.h"
 #include "core/rendering/RenderBlock.h"
 #include "core/rendering/RenderListItem.h"
@@ skipping 21 matching lines @@
 
 bool EditCommandComposition::belongsTo(const LocalFrame& frame) const
 {
     ASSERT(m_document);
     return m_document->frame() == &frame;
 }
 
 void EditCommandComposition::unapply()
 {
     ASSERT(m_document);
-    RefPtr<LocalFrame> frame = m_document->frame();
+    LocalFrame* frame = m_document->frame();
+    FrameProtector protect(frame);
     ASSERT(frame);
 
     // Changes to the document may have been made since the last editing operation that require a layout, as in <rdar://problem/5658603>.
     // Low level operations, like RemoveNodeCommand, don't require a layout because the high level operations that use them perform one
     // if one is necessary (like for the creation of VisiblePositions).
     m_document->updateLayoutIgnorePendingStylesheets();
 
     {
         size_t size = m_commands.size();
         for (size_t i = size; i; --i)
             m_commands[i - 1]->doUnapply();
     }
 
     frame->editor().unappliedEditing(this);
 }
 
 void EditCommandComposition::reapply()
 {
     ASSERT(m_document);
-    RefPtr<LocalFrame> frame = m_document->frame();
+    LocalFrame* frame = m_document->frame();
+    FrameProtector protect(frame);
     ASSERT(frame);
 
     // Changes to the document may have been made since the last editing operation that require a layout, as in <rdar://problem/5658603>.
     // Low level operations, like RemoveNodeCommand, don't require a layout because the high level operations that use them perform one
     // if one is necessary (like for the creation of VisiblePositions).
     m_document->updateLayoutIgnorePendingStylesheets();
 
     {
         size_t size = m_commands.size();
         for (size_t i = 0; i != size; ++i)
@@ skipping 1362 matching lines @@
 }
 
 void CompositeEditCommand::trace(Visitor* visitor)
 {
     visitor->trace(m_commands);
     visitor->trace(m_composition);
     EditCommand::trace(visitor);
 }
 
 } // namespace blink