Eliminate MediaPlayer & MediaPlayerClient abstractions

public/platform/WebMediaPlayerClient.h

Index: public/platform/WebMediaPlayerClient.h
diff --git a/public/platform/WebMediaPlayerClient.h b/public/platform/WebMediaPlayerClient.h
index 8f5e7ff15528050751c6b6e0344e0f55e9dec48e..73ab219089503b24691b3e9c7e549c6c50fd1dea 100644
--- a/public/platform/WebMediaPlayerClient.h
+++ b/public/platform/WebMediaPlayerClient.h
@@ -79,12 +79,6 @@ public:
     virtual void durationChanged() = 0;
     virtual void sizeChanged() = 0;
     virtual void playbackStateChanged() = 0;
-    virtual void keyAdded(const WebString& keySystem, const WebString& sessionId) = 0;
-    virtual void keyError(const WebString& keySystem, const WebString& sessionId, MediaKeyErrorCode, unsigned short systemCode) = 0;
-    virtual void keyMessage(const WebString& keySystem, const WebString& sessionId, const unsigned char* message, unsigned messageLength, const WebURL& defaultURL) = 0;
-    virtual void encrypted(WebEncryptedMediaInitDataType, const unsigned char* initData, unsigned initDataLength) = 0;
-    virtual void didBlockPlaybackWaitingForKey() = 0;
-    virtual void didResumePlaybackBlockedForKey() = 0;
     virtual void setWebLayer(WebLayer*) = 0;
     virtual WebMediaPlayer::TrackId addAudioTrack(const WebString& id, AudioTrackKind, const WebString& label, const WebString& language, bool enabled) = 0;
     virtual void removeAudioTrack(WebMediaPlayer::TrackId) = 0;
@@ -93,12 +87,20 @@ public:
     virtual void addTextTrack(WebInbandTextTrack*) = 0;
     virtual void removeTextTrack(WebInbandTextTrack*) = 0;
     virtual void mediaSourceOpened(WebMediaSource*) = 0;
-    virtual void requestFullscreen() = 0;
-    virtual void requestSeek(double) = 0;
+    virtual void mediaPlayerRequestFullscreen() = 0;
+    virtual void mediaPlayerRequestSeek(double) = 0;
     virtual void remoteRouteAvailabilityChanged(bool) = 0;
     virtual void connectedToRemoteDevice() = 0;
     virtual void disconnectedFromRemoteDevice() = 0;
 
+    // TODO(srirama): Remove these methods once blink updated.
+    virtual void keyAdded(const WebString& keySystem, const WebString& sessionId) = 0;
+    virtual void keyError(const WebString& keySystem, const WebString& sessionId, MediaKeyErrorCode, unsigned short systemCode) = 0;
+    virtual void keyMessage(const WebString& keySystem, const WebString& sessionId, const unsigned char* message, unsigned messageLength, const WebURL& defaultURL) = 0;
+    virtual void encrypted(WebEncryptedMediaInitDataType, const unsigned char* initData, unsigned initDataLength) = 0;
+    virtual void didBlockPlaybackWaitingForKey() = 0;
+    virtual void didResumePlaybackBlockedForKey() = 0;
+
 protected:
     ~WebMediaPlayerClient() { }
 };