Index: cc/scheduler/scheduler.cc |
diff --git a/cc/scheduler/scheduler.cc b/cc/scheduler/scheduler.cc |
index cc6ae1a39dc79c0e6a8f9dcb6b0fcc0b901ce589..4130c64df8a2d2a1d34b557dd0cc948587a92729 100644 |
--- a/cc/scheduler/scheduler.cc |
+++ b/cc/scheduler/scheduler.cc |
@@ -137,6 +137,7 @@ void Scheduler::CommitVSyncParameters(base::TimeTicks timebase, |
} |
void Scheduler::SetEstimatedParentDrawTime(base::TimeDelta draw_time) { |
+ DCHECK_GE(draw_time.ToInternalValue(), 0); |
estimated_parent_draw_time_ = draw_time; |
} |