Index: content/renderer/gpu/compositor_output_surface.cc |
diff --git a/content/renderer/gpu/compositor_output_surface.cc b/content/renderer/gpu/compositor_output_surface.cc |
index 7d3410ff2b46b55145a8213de589652c6ba05ee4..1bf5e8373dde87b445b4c416ba0aa1f6c8326ba0 100644 |
--- a/content/renderer/gpu/compositor_output_surface.cc |
+++ b/content/renderer/gpu/compositor_output_surface.cc |
@@ -177,7 +177,11 @@ void CompositorOutputSurface::OnUpdateVSyncParametersFromBrowser( |
base::TimeTicks timebase, |
base::TimeDelta interval) { |
DCHECK(client_thread_checker_.CalledOnValidThread()); |
- CommitVSyncParameters(timebase, interval); |
+ TRACE_EVENT2("cc", |
+ "CompositorOutputSurface::OnUpdateVSyncParametersFromBrowser", |
+ "timebase", (timebase - base::TimeTicks()).InSecondsF(), |
+ "interval", interval.InSecondsF()); |
+ client_->CommitVSyncParameters(timebase, interval); |
} |
void CompositorOutputSurface::OnSwapAck(uint32_t output_surface_id, |