Remove relayout due to scrollbars taking up width

sky/engine/core/rendering/RenderLayerScrollableArea.h

 /*
  * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
  *   Randall Jesup <rjesup@wgate.com>
@@ skipping 153 matching lines @@
     RenderBox& box() const;
     RenderLayer* layer() const;
 
     void updateScrollableAreaSet(bool hasOverflow);
 
     RenderLayer& m_layer;
 
     unsigned m_scrollsOverflow : 1;
 
     unsigned m_scrollDimensionsDirty : 1;
-    unsigned m_inOverflowRelayout : 1;
 
     RenderLayer* m_nextTopmostScrollChild;
     RenderLayer* m_topmostScrollChild;
 
     // FIXME: once cc can handle composited scrolling with clip paths, we will
     // no longer need this bit.
     unsigned m_needsCompositedScrolling : 1;
 
     // The width/height of our scrolled area.
     LayoutRect m_overflowRect;
 
     // This is the (scroll) offset from scrollOrigin().
     IntSize m_scrollOffset;
 
     IntPoint m_cachedOverlayScrollbarOffset;
 
     // For areas with overflow, we have a pair of scrollbars.
     RefPtr<Scrollbar> m_hBar;
     RefPtr<Scrollbar> m_vBar;
 };
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_CORE_RENDERING_RENDERLAYERSCROLLABLEAREA_H_