Index: telemetry/telemetry/internal/platform/tracing_controller_backend.py |
diff --git a/telemetry/telemetry/internal/platform/tracing_controller_backend.py b/telemetry/telemetry/internal/platform/tracing_controller_backend.py |
index 19c06e53022455bf12393a80ad37680114989791..7f805e8b13f079ce439b94d9035e4d907d51d2b6 100644 |
--- a/telemetry/telemetry/internal/platform/tracing_controller_backend.py |
+++ b/telemetry/telemetry/internal/platform/tracing_controller_backend.py |
@@ -195,8 +195,12 @@ class TracingControllerBackend(object): |
for agent in self._active_agents_instances: |
if agent.SupportsExplicitClockSync(): |
sync_id = self._GenerateClockSyncId() |
- agent.RecordClockSyncMarker(sync_id, |
- self._RecordIssuerClockSyncMarker) |
+ with trace_event.trace( |
+ 'RecordClockSyncMarker', |
+ agent=str(agent.__class__.__name__), |
+ sync_id=sync_id): |
+ agent.RecordClockSyncMarker(sync_id, |
+ self._RecordIssuerClockSyncMarker) |
def IsChromeTracingSupported(self): |
return chrome_tracing_agent.ChromeTracingAgent.IsSupported( |