GitLab

If a reporter is replaced by a new reporter, but the frame had not
produced a frame, then use the timestamp of the 'did not produce'
notification as the termination-time to end the trace-event, rather than
the time of the replacement.

BUG=none

Change-Id: I91ad6b9a1b0c31afe5309f89e7f8aaf43121e8eb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2146517
Commit-Queue: Behdad Bakhshinategh <behdadb@chromium.org>
Reviewed-by: Behdad Bakhshinategh <behdadb@chromium.org>
Auto-Submit: Sadrul Chowdhury <sadrul@chromium.org>
Cr-Commit-Position: refs/heads/master@{#758867}