Revert "cc: Make scheduler run incoming frame after previous deadline."

cc/scheduler/begin_frame_tracker.cc

Index: cc/scheduler/begin_frame_tracker.cc
diff --git a/cc/scheduler/begin_frame_tracker.cc b/cc/scheduler/begin_frame_tracker.cc
index b7c63e6cf6c031a224bbfc8ec932cef6f5e5dc21..fb39ee1eb1d09decfa660336b9faada05710a76c 100644
--- a/cc/scheduler/begin_frame_tracker.cc
+++ b/cc/scheduler/begin_frame_tracker.cc
@@ -78,6 +78,7 @@ base::TimeDelta BeginFrameTracker::Interval() const {
 }
 
 void BeginFrameTracker::AsValueInto(
+    base::TimeTicks now,
     base::trace_event::TracedValue* state) const {
   state->SetDouble("updated_at_ms",
                    (current_updated_at_ - base::TimeTicks()).InMillisecondsF());
@@ -94,7 +95,6 @@ void BeginFrameTracker::AsValueInto(
   current_args_.AsValueInto(state);
   state->EndDictionary();
 
-  base::TimeTicks now = base::TimeTicks::Now();
   base::TimeTicks frame_time = current_args_.frame_time;
   base::TimeTicks deadline = current_args_.deadline;
   base::TimeDelta interval = current_args_.interval;