tree 501d661bc942618e3bd5489da60abcb58926b297
parent fe434311848ffc7b38e5527a9679656f8a1b0f2f
author Derek Xu <derekx@google.com> 1684183898 +0000
committer Commit Queue <dart-scoped@luci-project-accounts.iam.gserviceaccount.com> 1684183898 +0000

[VM/Timeline] Support serializing duration events in Perfetto's format

TEST=Reported duration events using the embedder API, then retrieved the
trace using GetPerfettoVMTimeline and checked that the timestamps of
events were correct in the Perfetto trace viewer.

Change-Id: I077d7f545d9546727bcc3022c05dfc0b7b3826f3
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/302962
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Derek Xu <derekx@google.com>