perfetto: Respect --disable-perfetto even after startup.

Change-Id: Idd03ccb27cd098d083856b23f5095e166c4b7846
TBR: oysteine@chromium.org
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1539657
Reviewed-by: Eric Seckler <eseckler@chromium.org>
Commit-Queue: Eric Seckler <eseckler@chromium.org>
Auto-Submit: Eric Seckler <eseckler@chromium.org>
Cr-Commit-Position: refs/heads/master@{#644272}
1 file changed