GitLab

Some code paths do not set the status message for UnexpectedAlertOpen
errors. When these are encountered, the code crashes when the { or }
are not found. This CL checks for that state and prevents the crash.

Fixed: chromedriver:3073
Change-Id: I9cc1cf4f1988af1300f9363add90a1217f0cb26c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1877136Reviewed-by: John Chen <johnchen@chromium.org>
Commit-Queue: Tricia Crichton <triciac@chromium.org>
Cr-Commit-Position: refs/heads/master@{#709051}