Pass SkPaint instead of its alpha and mode in WebMediaPlayer::paint

media/blink/webmediaplayer_impl.h

Index: media/blink/webmediaplayer_impl.h
diff --git a/media/blink/webmediaplayer_impl.h b/media/blink/webmediaplayer_impl.h
index 64ba5eeadeccb215e3edc2b0782ea32c74fcd154..16f3bbdbec91f6973d68da6e9dcb52e15f4c662f 100644
--- a/media/blink/webmediaplayer_impl.h
+++ b/media/blink/webmediaplayer_impl.h
@@ -123,8 +123,7 @@ class MEDIA_BLINK_EXPORT WebMediaPlayerImpl
   // WebGL texImage2D, ImageBitmap, printing and capturing capabilities.
   void paint(blink::WebCanvas* canvas,
              const blink::WebRect& rect,
-             unsigned char alpha,
-             SkXfermode::Mode mode) override;
+             SkPaint& paint) override;
 
   // True if the loaded media has a playable video/audio track.
   bool hasVideo() const override;