base: make base::Optional a shim for std::optional Now we can use C++17, forward base::optional to std::optional. In a followup, we can cleanup the codebase to simply use std::optional directly. Change-Id: Idec58d95496b44bb609c8628d40747d81e2ab379
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.