Record Census lock contention to Dapper via Tracer - #1111
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Add lock contention recording methods to base::Tracer and RequestCore, and use RecordLockContentionToDapper in Census logs recording to record lock contention delays directly to the tracer. PiperOrigin-RevId: 957370743
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Record Census lock contention to Dapper via Tracer
Add lock contention recording methods to base::Tracer and RequestCore, and use RecordLockContentionToDapper in Census logs recording to record lock contention delays directly to the tracer.