GitLab

https://chromium-review.googlesource.com/c/chromium/src/+/748817 adds event
handlers so we don't need this anymore.

Bug: None
Cq-Include-Trybots: master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: Iba9883d31e7e575cc12d1b6aee25b3a5735f3e56
Reviewed-on: https://chromium-review.googlesource.com/764771
Commit-Queue: Ian Vollick <vollick@chromium.org>
Reviewed-by: Ian Vollick <vollick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#515825}