Removing GraphicsContext from ImageBuffer

Source/platform/graphics/RecordingImageBufferSurface.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 
 #include "platform/graphics/RecordingImageBufferSurface.h"
 
 #include "platform/graphics/ExpensiveCanvasHeuristicParameters.h"
 #include "platform/graphics/GraphicsContext.h"
@@ skipping 72 matching lines @@
     }
 
     if (m_currentFrame) {
         RefPtr<SkPicture> currentPicture = adoptRef(m_currentFrame->endRecording());
         currentPicture->playback(m_fallbackSurface->canvas());
         m_currentFrame.clear();
     }
 
     if (m_imageBuffer) {
         m_imageBuffer->resetCanvas(m_fallbackSurface->canvas());
-        m_imageBuffer->context()->setAccelerated(m_fallbackSurface->isAccelerated());
     }
 
 }
 
 PassRefPtr<SkImage> RecordingImageBufferSurface::newImageSnapshot() const
 {
     if (!m_fallbackSurface)
         const_cast<RecordingImageBufferSurface*>(this)->fallBackToRasterCanvas();
     return m_fallbackSurface->newImageSnapshot();
 }
@@ skipping 84 matching lines @@
     return true;
 }
 
 void RecordingImageBufferSurface::willDrawVideo()
 {
     // Video draws need to be synchronous
     if (!m_fallbackSurface)
         fallBackToRasterCanvas();
 }
 
-void RecordingImageBufferSurface::draw(GraphicsContext* context, const FloatRect& destRect, const FloatRect& srcRect, SkXfermode::Mode op, bool needsCopy)
+void RecordingImageBufferSurface::draw(GraphicsContext* context, const FloatRect& destRect, const FloatRect& srcRect, SkXfermode::Mode op)
 {
     if (m_fallbackSurface) {
-        m_fallbackSurface->draw(context, destRect, srcRect, op, needsCopy);
+        m_fallbackSurface->draw(context, destRect, srcRect, op);
         return;
     }
 
     RefPtr<SkPicture> picture = getPicture();
     if (picture) {
         context->compositePicture(picture.get(), destRect, srcRect, op);
     } else {
-        ImageBufferSurface::draw(context, destRect, srcRect, op, needsCopy);
+        ImageBufferSurface::draw(context, destRect, srcRect, op);
     }
 }
 
 bool RecordingImageBufferSurface::isExpensiveToPaint()
 {
     if (m_fallbackSurface)
         return m_fallbackSurface->isExpensiveToPaint();
 
     if (m_didRecordDrawCommandsInCurrentFrame) {
         if (m_currentFrameHasExpensiveOp)
@@ skipping 86 matching lines @@
 
 void RecordingImageBufferSurface::setIsHidden(bool hidden)
 {
     if (m_fallbackSurface)
         m_fallbackSurface->setIsHidden(hidden);
     else
         ImageBufferSurface::setIsHidden(hidden);
 }
 
 } // namespace blink