Index: cc/ipc/mojo_compositor_frame_sink.mojom |
diff --git a/cc/ipc/mojo_compositor_frame_sink.mojom b/cc/ipc/mojo_compositor_frame_sink.mojom |
index 87ddd3aff8b26a93f5ec411d2ba0fab588686b62..88d7383b95951cca61c9bca65175b7bf184a09d6 100644 |
--- a/cc/ipc/mojo_compositor_frame_sink.mojom |
+++ b/cc/ipc/mojo_compositor_frame_sink.mojom |
@@ -53,6 +53,10 @@ interface MojoCompositorFrameSink { |
// Mark the sequence as satisfied and garbage collect surfaces. |
Satisfy(cc.mojom.SurfaceSequence sequence); |
+ // Notifies the frame sink that a BeginFrame was completed, but that no |
+ // CompositorFrame was produced as a result of it. |
+ BeginFrameDidNotDraw(BeginFrameAck ack); |
+ |
// TODO(fsamuel): ReadbackBitmap API would be useful here. |
}; |