trace_events: add version metadata
Use TRACE_EVENT_METADATA1
to include Node.js, v8, and libuv version
details in the trace log (helpful for log analysis when trace detail
may vary from one Node.js version to another).
/cc @ofrobots
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
commit message follows commit guidelines