Remove 'paginated line width' from RootInlineBox.

Source/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 1033 matching lines @@
             LayoutUnit bottomVisualOverflow = lastRootBox()->logicalBottomVisualOverflow();
             LayoutUnit bottomLayoutOverflow = lastRootBox()->logicalBottomLayoutOverflow();
             TrailingFloatsRootInlineBox* trailingFloatsLineBox = new TrailingFloatsRootInlineBox(*this);
             m_lineBoxes.appendLineBox(trailingFloatsLineBox);
             trailingFloatsLineBox->setConstructed();
             GlyphOverflowAndFallbackFontsMap textBoxDataMap;
             VerticalPositionCache verticalPositionCache;
             LayoutUnit blockLogicalHeight = logicalHeight();
             trailingFloatsLineBox->alignBoxesInBlockDirection(blockLogicalHeight, textBoxDataMap, verticalPositionCache);
             trailingFloatsLineBox->setLineTopBottomPositions(blockLogicalHeight, blockLogicalHeight, blockLogicalHeight, blockLogicalHeight);
-            trailingFloatsLineBox->setPaginatedLineWidth(availableLogicalWidthForContent());
             LayoutRect logicalLayoutOverflow(0, blockLogicalHeight, 1, bottomLayoutOverflow - blockLogicalHeight);
             LayoutRect logicalVisualOverflow(0, blockLogicalHeight, 1, bottomVisualOverflow - blockLogicalHeight);
             trailingFloatsLineBox->setOverflowFromLogicalRects(logicalLayoutOverflow, logicalVisualOverflow, trailingFloatsLineBox->lineTop(), trailingFloatsLineBox->lineBottom());
         }
 
         for (; it != end; ++it)
             appendFloatingObjectToLastLine(it->get());
     }
 }
 
@@ skipping 981 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;
 }
 
 }