Remove the straggling DisableCompositingQueryAsserts.

sky/engine/core/rendering/RenderImage.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011-2012. All rights reserved.
  *
@@ skipping 162 matching lines @@
         paintInvalidationRect = enclosingIntRect(mapRect(*rect, FloatRect(FloatPoint(), m_imageResource->imageSize()), contentBoxRect()));
         // Guard against too-large changed rects.
         paintInvalidationRect.intersect(contentBoxRect());
     } else {
         paintInvalidationRect = contentBoxRect();
     }
 
     {
         // FIXME: We should not be allowing paint invalidations during layout. crbug.com/339584
         AllowPaintInvalidationScope scoper(frameView());
-        DisableCompositingQueryAsserts disabler;
         invalidatePaintRectangle(paintInvalidationRect);
     }
 }
 
 void RenderImage::notifyFinished(Resource* newImage)
 {
     if (!m_imageResource)
         return;
 
     if (documentBeingDestroyed())
@@ skipping 148 matching lines @@
         return;
     }
 }
 
 bool RenderImage::needsPreferredWidthsRecalculation() const
 {
     return RenderReplaced::needsPreferredWidthsRecalculation();
 }
 
 } // namespace blink