Merge 104123 - Crash due to first-letter block processing

Source/WebCore/rendering/RenderBoxModelObject.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2006, 2007, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2010 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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 174 matching lines @@
     bool borderObscuresBackgroundEdge(const FloatSize& contextScale) const;
     bool borderObscuresBackground() const;
 
     bool shouldPaintAtLowQuality(GraphicsContext*, Image*, const void*, const LayoutSize&);
 
     RenderBoxModelObject* continuation() const;
     void setContinuation(RenderBoxModelObject*);
 
     static bool shouldAntialiasLines(GraphicsContext*);
 
+public:
+    // For RenderBlocks and RenderInlines with m_style->styleType() == FIRST_LETTER, this tracks their remaining text fragments
+    RenderObject* firstLetterRemainingText() const;
+    void setFirstLetterRemainingText(RenderObject*);
+
 private:
     virtual bool isBoxModelObject() const { return true; }
 
     LayoutSize calculateFillTileSize(const FillLayer*, LayoutSize scaledSize) const;
 
     RoundedRect getBackgroundRoundedRect(const LayoutRect&, InlineFlowBox*, LayoutUnit inlineBoxWidth, LayoutUnit inlineBoxHeight,
         bool includeLogicalLeftEdge, bool includeLogicalRightEdge);
 
     void clipBorderSidePolygon(GraphicsContext*, const RoundedRect& outerBorder, const RoundedRect& innerBorder,
                                BoxSide, bool firstEdgeMatches, bool secondEdgeMatches);
@@ skipping 31 matching lines @@
     ASSERT(!object || object->isBoxModelObject());
     return static_cast<const RenderBoxModelObject*>(object);
 }
 
 // This will catch anyone doing an unnecessary cast.
 void toRenderBoxModelObject(const RenderBoxModelObject*);
 
 } // namespace WebCore
 
 #endif // RenderBoxModelObject_h