Merge 126048

Source/WebCore/rendering/RenderObject.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 921 matching lines @@
 
     void clearLayoutRootIfNeeded() const;
     virtual void willBeDestroyed();
     void arenaDelete(RenderArena*, void* objectBase);
 
     virtual LayoutRect outlineBoundsForRepaint(RenderBoxModelObject* /*repaintContainer*/, LayoutPoint* /*cachedOffsetToRepaintContainer*/ = 0) const { return LayoutRect(); }
 
     virtual bool canBeReplacedWithInlineRunIn() const;
 
     virtual void insertedIntoTree();
+    virtual void willBeRemovedFromTree();
 
 private:
     RenderStyle* firstLineStyleSlowCase() const;
     StyleDifference adjustStyleDifference(StyleDifference, unsigned contextSensitiveProperties) const;
 
     Color selectionColor(int colorProperty) const;
 
 #ifndef NDEBUG
     void checkBlockPositionedObjectsNeedLayout();
 #endif
@@ skipping 283 matching lines @@
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const WebCore::RenderObject*);
 void showLineTree(const WebCore::RenderObject*);
 void showRenderTree(const WebCore::RenderObject* object1);
 // We don't make object2 an optional parameter so that showRenderTree
 // can be called from gdb easily.
 void showRenderTree(const WebCore::RenderObject* object1, const WebCore::RenderObject* object2);
 #endif
 
 #endif // RenderObject_h