Media Remoting: Draw remoting interstitial on poster image.

content/renderer/fetchers/multi_resolution_image_resource_fetcher.cc

 // Copyright (c) 2012 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 "content/renderer/fetchers/multi_resolution_image_resource_fetcher.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "content/child/image_decoder.h"
 #include "content/public/renderer/associated_resource_fetcher.h"
@@ skipping 63 matching lines @@
   } // else case:
     // If we get here, it means no image from server or couldn't decode the
     // response as an image. The delegate will see an empty vector.
 
   // Take a reference to the callback as running the callback may lead to our
   // destruction.
   Callback callback = callback_;
   callback.Run(this, bitmaps);
 }
 
+void MultiResolutionImageResourceFetcher::OnRenderFrameDestruct() {
+  // Take a reference to the callback as running the callback may lead to our
+  // destruction.
+  Callback callback = callback_;
+  callback.Run(this, std::vector<SkBitmap>());
+}
+
 }  // namespace content