GitLab

Add an error if marker file creation failed.

Bug: 1065585
Change-Id: Iaa86c52b63111097b675f93bdad95ce706cde3d0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2148840Reviewed-by: Scott Violet <sky@chromium.org>
Commit-Queue: Bo <boliu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#758868}