Remove scrollbar width/height computations from layout.

sky/engine/core/rendering/RenderBlockLineLayout.cpp

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All right 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 479 matching lines @@
         else
             updateLogicalWidthForRightAlignedBlock(style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft, totalLogicalWidth, availableLogicalWidth);
         break;
     case TAEND:
         if (direction == LTR)
             updateLogicalWidthForRightAlignedBlock(style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft, totalLogicalWidth, availableLogicalWidth);
         else
             updateLogicalWidthForLeftAlignedBlock(style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft, totalLogicalWidth, availableLogicalWidth);
         break;
     }
-    if (style()->shouldPlaceBlockDirectionScrollbarOnLogicalLeft())
-        logicalLeft += verticalScrollbarWidth();
 }
 
 static void updateLogicalInlinePositions(RenderBlockFlow* block, float& lineLogicalLeft, float& lineLogicalRight, float& availableLogicalWidth, IndentTextOrNot shouldIndentText)
 {
     lineLogicalLeft = block->logicalLeftOffsetForLine(shouldIndentText == IndentText).toFloat();
     lineLogicalRight = block->logicalRightOffsetForLine(shouldIndentText == IndentText).toFloat();
     availableLogicalWidth = lineLogicalRight - lineLogicalLeft;
 }
 
 void RenderBlockFlow::computeInlineDirectionPositionsForLine(RootInlineBox* lineBox, const LineInfo& lineInfo, BidiRun* firstRun, BidiRun* trailingSpaceRun, bool reachedEnd,
@@ skipping 1086 matching lines @@
     float logicalLeft = logicalLeftOffsetForLine(logicalHeight(), false).toFloat();
     float availableLogicalWidth = logicalRightOffsetForLine(logicalHeight(), false) - logicalLeft;
     updateLogicalWidthForAlignment(textAlign, 0, 0, logicalLeft, totalLogicalWidth, availableLogicalWidth, 0);
 
     if (!style()->isLeftToRightDirection())
         return logicalWidth() - logicalLeft;
     return logicalLeft;
 }
 
 }