Schedule image resource downloads by decreasing visual impact - Blink Side

public/web/WebFrameClient.h

 /*
  * Copyright (C) 2011, 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 252 matching lines @@
         const WebURLResponse& redirectResponse) { }
 
     // Response headers have been received for the resource request given
     // by identifier.
     virtual void didReceiveResponse(
         WebLocalFrame*, unsigned identifier, const WebURLResponse&) { }
 
     virtual void didChangeResourcePriority(
         WebLocalFrame*, unsigned identifier, const blink::WebURLRequest::Priority&) { }
 
+    virtual void didChangeResourcePriority(
+        WebFrame* webFrame, unsigned identifier, const blink::WebURLRequest::Priority& priority, int) { didChangeResourcePriority(webFrame, identifier, priority); }
+
     // The resource request given by identifier succeeded.
     virtual void didFinishResourceLoad(
         WebLocalFrame*, unsigned identifier) { }
 
     // The specified request was satified from WebCore's memory cache.
     virtual void didLoadResourceFromMemoryCache(
         WebLocalFrame*, const WebURLRequest&, const WebURLResponse&) { }
 
     // This frame has displayed inactive content (such as an image) from an
     // insecure source.  Inactive content cannot spread to other frames.
@@ skipping 120 matching lines @@
     // Send initial drawing parameters to a child frame that is being rendered out of process.
     virtual void initializeChildFrame(const WebRect& frameRect, float scaleFactor) { }
 
 protected:
     ~WebFrameClient() { }
 };
 
 } // namespace blink
 
 #endif