1 files changed, 5 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/MediaPlayer.h b/Source/WebCore/platform/graphics/MediaPlayer.h
index ff304ea..41cb6d2 100644
--- a/Source/WebCore/platform/graphics/MediaPlayer.h
+++ b/Source/WebCore/platform/graphics/MediaPlayer.h
@@ -143,6 +143,10 @@ public:
 
     virtual void mediaPlayerEngineUpdated(MediaPlayer*) { }
 
+    // The first frame of video is available to render. A media engine need only make this callback if the
+    // first frame is not available immediately when prepareForRendering is called.
+    virtual void mediaPlayerFirstVideoFrameAvailable(MediaPlayer*) { }
+
 #if USE(ACCELERATED_COMPOSITING)
     // whether the rendering system can accelerate the display of this MediaPlayer.
     virtual bool mediaPlayerRenderingCanBeAccelerated(MediaPlayer*) { return false; }
@@ -262,6 +266,7 @@ public:
     void rateChanged();
     void playbackStateChanged();
     void durationChanged();
+    void firstVideoFrameAvailable();
 
     void repaint();