CacheStorage: Hold handle in ScopedClosureRunner.

Bug: 965087
Change-Id: Ia4fcca992d63f59077c49290c06eb5ea8ecd929c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1620505
Reviewed-by: Josh Karlin <jkarlin@chromium.org>
Commit-Queue: Ben Kelly <wanderview@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661441}
1 file changed