Index: services/ui/public/cpp/window_compositor_frame_sink.cc |
diff --git a/services/ui/public/cpp/window_compositor_frame_sink.cc b/services/ui/public/cpp/window_compositor_frame_sink.cc |
index 2d893733bc679977bfcb12a1fc7e36f8cc5ca5be..9db286b2dcb9d1bc37c453572395c61d4623a723 100644 |
--- a/services/ui/public/cpp/window_compositor_frame_sink.cc |
+++ b/services/ui/public/cpp/window_compositor_frame_sink.cc |
@@ -5,6 +5,7 @@ |
#include "services/ui/public/cpp/window_compositor_frame_sink.h" |
#include "base/bind.h" |
+#include "cc/output/begin_frame_args.h" |
#include "cc/output/compositor_frame.h" |
#include "cc/output/compositor_frame_sink_client.h" |
#include "gpu/ipc/client/gpu_channel_host.h" |
@@ -104,6 +105,12 @@ void WindowCompositorFrameSink::OnBeginFrame( |
begin_frame_source_->OnBeginFrame(begin_frame_args); |
} |
+void WindowCompositorFrameSink::OnDidFinishFrame(const cc::BeginFrameAck& ack) { |
+ // If there was damage, SubmitCompositorFrame serves as ack. |
+ if (!ack.has_damage) |
+ compositor_frame_sink_->BeginFrameDidNotDraw(ack); |
+} |
+ |
void WindowCompositorFrameSink::ReclaimResources( |
const cc::ReturnedResourceArray& resources) { |
DCHECK(thread_checker_); |