GitLab

Remove application context since it throws too many false positive
warnings on some cases, especially when application context is widely
used and is not used for ui change.

TBR=twellington@chromium.org

Bug: 775198, 908651
Change-Id: I88d635b2f273570d7344c4f558fbeb769c42c897
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2031554
Commit-Queue: Andrew Grieve <agrieve@chromium.org>
Auto-Submit: Lijin Shen <lazzzis@google.com>
Reviewed-by: Andrew Grieve <agrieve@chromium.org>
Cr-Commit-Position: refs/heads/master@{#736957}