Rendering API cleanup

Source/core/rendering/RenderInline.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple 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 1250 matching lines @@
                     RenderText* currText = toRenderText(curr);
                     for (InlineTextBox* childText = currText->firstTextBox(); childText; childText = childText->nextTextBox())
                         childText->root().markDirty();
                 }
             }
         }
     } else
         m_lineBoxes.dirtyLineBoxes();
 }
 
-void RenderInline::deleteLineBoxTree()
-{
-    m_lineBoxes.deleteLineBoxTree();
-}
-
 InlineFlowBox* RenderInline::createInlineFlowBox()
 {
     return new InlineFlowBox(*this);
 }
 
 InlineFlowBox* RenderInline::createAndAppendInlineFlowBox()
 {
     setAlwaysCreateLineBoxes();
     InlineFlowBox* flowBox = createInlineFlowBox();
     m_lineBoxes.appendLineBox(flowBox);
@@ skipping 140 matching lines @@
         container = this;
 
     FloatPoint absPos = container->localToAbsolute();
     region.bounds.setX(absPos.x() + region.bounds.x());
     region.bounds.setY(absPos.y() + region.bounds.y());
 
     regions.append(region);
 }
 
 } // namespace blink