Defer loading of audio/video tags while prerendering.

chrome/renderer/prerender/prerender_webmediaplayer.h

Index: chrome/renderer/prerender/prerender_webmediaplayer.h
diff --git a/chrome/renderer/prerender/prerender_webmediaplayer.h b/chrome/renderer/prerender/prerender_webmediaplayer.h
new file mode 100644
index 0000000000000000000000000000000000000000..f78021a64e8968dcbcce883929bca22af9d67fae
--- /dev/null
+++ b/chrome/renderer/prerender/prerender_webmediaplayer.h
@@ -0,0 +1,52 @@
+// Copyright (c) 2011 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 CHROME_RENDERER_PRERENDER_PRERENDER_WEBMEDIAPLAYER_H_
+#define CHROME_RENDERER_PRERENDER_PRERENDER_WEBMEDIAPLAYER_H_
+#pragma once
+
+#include "content/renderer/render_view_observer.h"

[scherkus (not reviewing), 2011/10/03 18:19:45]

alphabetize includes

[Shishir, 2011/10/04 23:02:39]

Done.

+#include "base/memory/scoped_ptr.h"
+#include "webkit/glue/webmediaplayer_impl.h"
+
+namespace webkit_glue {
+class MediaStreamClient;
+}
+
+namespace prerender {
+
+class PrerenderWebMediaPlayer : public RenderViewObserver,

[scherkus (not reviewing), 2011/10/03 18:19:45]

nit: use initializer-list style

class A
    : public B,
      public C {
  // ...
};

[Shishir, 2011/10/04 23:02:39]

Done.

+                                public webkit_glue::WebMediaPlayerImpl {
+ public:
+  PrerenderWebMediaPlayer(RenderView* render_view,
+                          WebKit::WebMediaPlayerClient* client,
+                          media::FilterCollection* collection,
+                          media::MessageLoopFactory* message_loop_factory,
+                          webkit_glue::MediaStreamClient* media_stream_client,
+                          media::MediaLog* media_log);
+  virtual ~PrerenderWebMediaPlayer();
+
+  // WebMediaPlayer methods:
+  virtual void load(const WebKit::WebURL& url) OVERRIDE;
+  virtual void cancelLoad() OVERRIDE;
+  virtual void play() OVERRIDE;
+  virtual void pause() OVERRIDE;
+
+ private:
+  // RenderViewObserver method:
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+
+  virtual void OnSetIsPrerendering(bool is_prerendering);
+
+  bool is_prerendering_;
+  bool should_play_;
+  scoped_ptr<WebKit::WebURL> url_to_load_;
+
+  DISALLOW_COPY_AND_ASSIGN(PrerenderWebMediaPlayer);
+};
+
+}  // namespace prerender
+

[scherkus (not reviewing), 2011/10/03 18:19:45]

nit: remove extra blank line

[Shishir, 2011/10/04 23:02:39]

Done.

+
+#endif  // CHROME_RENDERER_PRERENDER_PRERENDER_WEBMEDIAPLAYER_H_