Cleanup: Replace adjustForColumns() / offsetForColumns() with columnOffset().

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 1105 matching lines @@
 }
 
 LayoutSize RenderInline::offsetFromContainer(RenderObject* container, const LayoutPoint& point, bool* offsetDependsOnPoint) const
 {
     ASSERT(container == this->container());
 
     LayoutSize offset;
     if (isInFlowPositioned())
         offset += offsetForInFlowPosition();
 
-    container->adjustForColumns(offset, point);
+    offset += container->columnOffset(point);
 
     if (container->hasOverflowClip())
         offset -= toRenderBox(container)->scrolledContentOffset();
 
     if (offsetDependsOnPoint) {
         *offsetDependsOnPoint = container->hasColumns()
             || (container->isBox() && container->style()->isFlippedBlocksWritingMode())
             || container->isRenderFlowThread();
     }
 
@@ skipping 434 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 WebCore