tracing: Fix visibility of TrackEventSessionObserver Export symbols for TrackEventSessionObserver and fix a copy & paste error in the TrackEventSessionObserver example. Change-Id: I1700a6e8582f1411fc5aa4bb28dc3a07a01a2be9
Perfetto is a production-grade open-source stack for performance instrumentation and trace analysis. It offers services and libraries and for recording system-level and app-level traces, native + java heap profiling, a library for analyzing traces using SQL and a web-based UI to visualize and explore multi-GB traces.
See https://perfetto.dev/docs or the /docs/ directory for documentation.