Refactor ImageBuffer to make OffscreenCanvas match HTMLCanvasElement

third_party/WebKit/Source/core/html/HTMLVideoElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010 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 400 matching lines @@
   String url = StripLeadingAndTrailingHTMLSpaces(ImageSourceURL());
   if (url.IsEmpty())
     return KURL();
   return GetDocument().CompleteURL(url);
 }
 
 PassRefPtr<Image> HTMLVideoElement::GetSourceImageForCanvas(
     SourceImageStatus* status,
     AccelerationHint,
     SnapshotReason,
-    const FloatSize&) const {
+    const FloatSize&) {
   if (!HasAvailableVideoFrame()) {
     *status = kInvalidSourceImageStatus;
     return nullptr;
   }
 
   IntSize intrinsic_size(videoWidth(), videoHeight());
   // FIXME: Not sure if we dhould we be doing anything with the AccelerationHint
   // argument here?
   std::unique_ptr<ImageBuffer> image_buffer =
       ImageBuffer::Create(intrinsic_size);
@@ skipping 84 matching lines @@
 }
 
 void HTMLVideoElement::DisableMediaRemoting() {
   if (GetWebMediaPlayer())
     GetWebMediaPlayer()->RequestRemotePlaybackDisabled(true);
   media_remoting_status_ = MediaRemotingStatus::kDisabled;
   MediaRemotingStopped();
 }
 
 }  // namespace blink