TRACE_EVENT_SCOPED_SAMPLING_STATE 1799 base/debug/trace_event_unittest.cc   TRACE_EVENT_SCOPED_SAMPLING_STATE("AAA", "name");
TRACE_EVENT_SCOPED_SAMPLING_STATE 1803 base/debug/trace_event_unittest.cc     TRACE_EVENT_SCOPED_SAMPLING_STATE("BBB", "name");
TRACE_EVENT_SCOPED_SAMPLING_STATE 1810 base/debug/trace_event_unittest.cc     TRACE_EVENT_SCOPED_SAMPLING_STATE("CCC", "name");
TRACE_EVENT_SCOPED_SAMPLING_STATE 1484 content/renderer/render_widget.cc   TRACE_EVENT_SCOPED_SAMPLING_STATE("Chrome", "Paint");