Migrate webkit/renderer/media/ to content/renderer/media/.

webkit/renderer/media/webmediaplayer_delegate.h

Index: webkit/renderer/media/webmediaplayer_delegate.h
diff --git a/webkit/renderer/media/webmediaplayer_delegate.h b/webkit/renderer/media/webmediaplayer_delegate.h
index 32bd9e45825027add18f3f9261a19aa5811d3813..9718f7cf940eadd4480d9f9fcae678fe2cf408a8 100644
--- a/webkit/renderer/media/webmediaplayer_delegate.h
+++ b/webkit/renderer/media/webmediaplayer_delegate.h
@@ -17,13 +17,13 @@ class WebMediaPlayerDelegate {
   WebMediaPlayerDelegate() {}
 
   // The specified player started playing media.
-  virtual void DidPlay(WebKit::WebMediaPlayer* player) {}
+  virtual void DidPlay(WebKit::WebMediaPlayer* player) = 0;
 
   // The specified player stopped playing media.
-  virtual void DidPause(WebKit::WebMediaPlayer* player) {}
+  virtual void DidPause(WebKit::WebMediaPlayer* player) = 0;
 
   // The specified player was destroyed. Do not call any methods on it.
-  virtual void PlayerGone(WebKit::WebMediaPlayer* player) {}
+  virtual void PlayerGone(WebKit::WebMediaPlayer* player) = 0;
 
  protected:
   virtual ~WebMediaPlayerDelegate() {}