Separate encrypted media functions out of WebMediaPlayerClient interface

public/web/WebFrameClient.h

Index: public/web/WebFrameClient.h
diff --git a/public/web/WebFrameClient.h b/public/web/WebFrameClient.h
index 1de7df29d595279f9b1c92d9de8619fe6e361a81..540e3ff1e6de23a70e8dfae7bf1c4d750752a55e 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;
@@ -107,9 +108,12 @@ public:
     // May return null.
     virtual WebPlugin* createPlugin(WebLocalFrame*, const WebPluginParams&) { return 0; }
 
+    // TODO(srirama): Remove this method once blink updated.
+    virtual WebMediaPlayer* createMediaPlayer(WebLocalFrame*, const WebURL&, WebMediaPlayerClient*, WebContentDecryptionModule*) { return 0; }
+
     // 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; }