Media Remoting: Draw remoting interstitial on poster image.

content/renderer/fetchers/multi_resolution_image_resource_fetcher.h

 // 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.
 
 #ifndef CONTENT_RENDERER_FETCHERS_MULTI_RESOLUTION_IMAGE_RESOURCE_FETCHER_H_
 #define CONTENT_RENDERER_FETCHERS_MULTI_RESOLUTION_IMAGE_RESOURCE_FETCHER_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 34 matching lines @@
 
   // URL of the image we're downloading.
   const GURL& image_url() const { return image_url_; }
 
   // Unique identifier for the request.
   int id() const { return id_; }
 
   // HTTP status code upon fetch completion.
   int http_status_code() const { return http_status_code_; }
 
+  // Called when associated RenderFrame is destructed.
+  void OnRenderFrameDestruct();
+
  private:
   // ResourceFetcher::Callback. Decodes the image and invokes callback_.
   void OnURLFetchComplete(const blink::WebURLResponse& response,
                           const std::string& data);
 
   Callback callback_;
 
   // Unique identifier for the request.
   const int id_;
 
   // HTTP status code upon fetch completion.
   int http_status_code_;
 
   // URL of the image.
   const GURL image_url_;
 
   // Does the actual download.
   std::unique_ptr<AssociatedResourceFetcher> fetcher_;
 
   DISALLOW_COPY_AND_ASSIGN(MultiResolutionImageResourceFetcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_FETCHERS_MULTI_RESOLUTION_IMAGE_RESOURCE_FETCHER_H_