Try and debug flakes in ExtractMountNameFileSystemNameFullPath tests

Bug: 942371
Change-Id: I8364196af047263086580c11e7db5188ac6915bb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1530317
Commit-Queue: Joel Hockey <joelhockey@chromium.org>
Commit-Queue: Sam McNally <sammc@chromium.org>
Auto-Submit: Joel Hockey <joelhockey@chromium.org>
Reviewed-by: Sam McNally <sammc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641839}
1 file changed