GitLab

A change for supervised users added a JS-to-C++ validation step when
closing the dialog, but the tests were not always waiting for the
appropriate browser proxy calls.

Bug: 1043598
Change-Id: I1f6ec812526a4e8f08427ce1b5605ea5c4340ba5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2036358Reviewed-by: Aga Wronska <agawronska@chromium.org>
Commit-Queue: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/master@{#737997}