Merged GraphicsContext3DPrivate into GraphicsContext3D

Source/core/html/canvas/WebGLRenderingContext.cpp

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 821 matching lines @@
         canvas()->clearPresentationCopy();
         return;
     }
 
     if (canvas()->document()->printing())
         canvas()->clearPresentationCopy();
 
     // Until the canvas is written to by the application, the clear that
     // happened after it was composited should be ignored by the compositor.
     if (m_context->layerComposited() && !m_attributes.preserveDrawingBuffer) {
-        m_context->paintCompositedResultsToCanvas(canvas()->buffer());
-
         m_drawingBuffer->paintCompositedResultsToCanvas(canvas()->buffer());
 
         canvas()->makePresentationCopy();
     } else
         canvas()->clearPresentationCopy();
     clearIfComposited();
 
     if (!m_markedCanvasDirty && !m_layerCleared)
         return;
 
@@ skipping 4626 matching lines @@
 
 void WebGLRenderingContext::multisamplingChanged(bool enabled)
 {
     if (m_multisamplingAllowed != enabled) {
         m_multisamplingAllowed = enabled;
         forceLostContext(WebGLRenderingContext::AutoRecoverSyntheticLostContext);
     }
 }
 
 } // namespace WebCore