| Index: content/browser/compositor/software_output_device_x11.cc
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| diff --git a/content/browser/compositor/software_output_device_x11.cc b/content/browser/compositor/software_output_device_x11.cc
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| index ebaefd7550ef05c7c52c0703fa701a90c68f47f7..fb57d9c70da2c6336aeaa8e1a4979d7b10b32c50 100644
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| --- a/content/browser/compositor/software_output_device_x11.cc
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| +++ b/content/browser/compositor/software_output_device_x11.cc
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| @@ -38,10 +38,10 @@ SoftwareOutputDeviceX11::~SoftwareOutputDeviceX11() {
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|  
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|  void SoftwareOutputDeviceX11::EndPaint(cc::SoftwareFrameData* frame_data) {
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|    DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
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| -  DCHECK(canvas_);
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| +  DCHECK(surface_);
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|    DCHECK(frame_data);
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|  
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| -  if (!canvas_)
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| +  if (!surface_)
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|      return;
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|  
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|    SoftwareOutputDevice::EndPaint(frame_data);
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| @@ -64,7 +64,7 @@ void SoftwareOutputDeviceX11::EndPaint(cc::SoftwareFrameData* frame_data) {
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|  
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|      SkImageInfo info;
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|      size_t rowBytes;
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| -    const void* addr = canvas_->peekPixels(&info, &rowBytes);
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| +    const void* addr = surface_->peekPixels(&info, &rowBytes);
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|      image.width = viewport_pixel_size_.width();
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|      image.height = viewport_pixel_size_.height();
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|      image.depth = 32;
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| @@ -118,7 +118,7 @@ void SoftwareOutputDeviceX11::EndPaint(cc::SoftwareFrameData* frame_data) {
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|    // TODO(jbauman): Switch to XShmPutImage since it's async.
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|    SkImageInfo info;
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|    size_t rowBytes;
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| -  const void* addr = canvas_->peekPixels(&info, &rowBytes);
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| +  const void* addr = surface_->peekPixels(&info, &rowBytes);
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|    gfx::PutARGBImage(display_,
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|                      attributes_.visual,
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|                      attributes_.depth,
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| 
 |