Eliminate MediaPlayer & MediaPlayerClient abstractions

public/web/WebFrameClient.h

Index: public/web/WebFrameClient.h
diff --git a/public/web/WebFrameClient.h b/public/web/WebFrameClient.h
index 328f5aafc22ebce7b0b6e7654a8a5d17d5be107b..b95781be7932cf198791af1d55d19f4fb0782056 100644
--- a/public/web/WebFrameClient.h
+++ b/public/web/WebFrameClient.h
@@ -72,6 +72,7 @@ class WebFormElement;
 class WebGeolocationClient;
 class WebMediaPlayer;
 class WebMediaPlayerClient;
+class WebMediaPlayerEncryptedMediaClient;
 class WebMIDIClient;
 class WebNotificationPermissionCallback;
 class WebPermissionClient;
@@ -109,7 +110,7 @@ public:
 
     // May return null.
     // WebContentDecryptionModule* may be null if one has not yet been set.
-    virtual WebMediaPlayer* createMediaPlayer(WebLocalFrame*, const WebURL&, WebMediaPlayerClient*, WebContentDecryptionModule*) { return 0; }
+    virtual WebMediaPlayer* createMediaPlayer(WebLocalFrame*, const WebURL&, WebMediaPlayerClient*, WebMediaPlayerEncryptedMediaClient*, WebContentDecryptionModule*) { return 0; }
 
     // May return null.
     virtual WebApplicationCacheHost* createApplicationCacheHost(WebLocalFrame*, WebApplicationCacheHostClient*) { return 0; }