TraceEventSyntheticDelayRegistry 18 base/debug/trace_event_synthetic_delay.cc class TraceEventSyntheticDelayRegistry : public TraceEventSyntheticDelayClock { TraceEventSyntheticDelayRegistry 156 base/debug/trace_event_synthetic_delay.cc TraceEventSyntheticDelayRegistry::TraceEventSyntheticDelayRegistry()