Remove the dependency on encryptedmedia from HTMLMediaElement.

Source/platform/graphics/media/MediaPlayer.h

Index: Source/platform/graphics/media/MediaPlayer.h
diff --git a/Source/platform/graphics/media/MediaPlayer.h b/Source/platform/graphics/media/MediaPlayer.h
index 7a66dfc7dbb74557a5b7ade7c0c8d0445c8f6e18..c5cc4c54f3aefb6f64b9fbc85e5c070a98afb950 100644
--- a/Source/platform/graphics/media/MediaPlayer.h
+++ b/Source/platform/graphics/media/MediaPlayer.h
@@ -92,12 +92,6 @@ public:
     // the movie size has changed
     virtual void mediaPlayerSizeChanged() = 0;
 
-    enum MediaKeyErrorCode { UnknownError = 1, ClientError, ServiceError, OutputError, HardwareChangeError, DomainError };
-    virtual void mediaPlayerKeyAdded(const String& /* keySystem */, const String& /* sessionId */) = 0;
-    virtual void mediaPlayerKeyError(const String& /* keySystem */, const String& /* sessionId */, MediaKeyErrorCode, unsigned short /* systemCode */) = 0;
-    virtual void mediaPlayerKeyMessage(const String& /* keySystem */, const String& /* sessionId */, const unsigned char* /* message */, unsigned /* messageLength */, const KURL& /* defaultURL */) = 0;
-    virtual bool mediaPlayerKeyNeeded(const String& /* contentType */, const unsigned char* /* initData */, unsigned /* initDataLength */) = 0;
-
     virtual CORSMode mediaPlayerCORSMode() const = 0;
 
     virtual void mediaPlayerSetWebLayer(blink::WebLayer*) = 0;
@@ -191,12 +185,7 @@ public:
 #if ENABLE(WEB_AUDIO)
     virtual AudioSourceProvider* audioSourceProvider() = 0;
 #endif
-
-    enum MediaKeyException { NoError, InvalidPlayerState, KeySystemNotSupported, InvalidAccess };
-    virtual MediaKeyException addKey(const String&, const unsigned char*, unsigned, const unsigned char*, unsigned, const String&) = 0;
-    virtual MediaKeyException generateKeyRequest(const String&, const unsigned char*, unsigned) = 0;
-    virtual MediaKeyException cancelKeyRequest(const String&, const String&) = 0;
-    virtual void setContentDecryptionModule(blink::WebContentDecryptionModule*) = 0;
+    virtual blink::WebMediaPlayer* webMediaPlayer() const = 0;
 };
 
 }