Create shared static ProtoLogDataSource

To be used for any tracing in the process, so that we avoid having duplicate registered datasources since we cannot unregister a datasource.

Flag: android.tracing.perfetto_protolog_tracing
Bug: 369560789
Test: atest TracingTests
Change-Id: I6905c4d717ca8ec38ee1a50bbfcb4eb179149485
1 file changed