GitLab

Gesture scrolling starts before top-chrome starts
sliding. During that small period, the
`DoBrowserControlsShrinkRendererSize` bit should
remain unchanged.

This CL fixes this issue and adds a test to verify
the state of the browser while top-chrome sliding
is in progress.

BUG=884440, 867063, 891516
TEST=Added new test

Reviewed-on: https://chromium-review.googlesource.com/c/1249729Reviewed-by: Scott Violet <sky@chromium.org>
Reviewed-by: David Bokan <bokan@chromium.org>
Commit-Queue: Ahmed Fakhry <afakhry@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#595899}
Change-Id: I63f101175c1ec1052d6e0bb55bbe760fd7a8b369
Reviewed-on: https://chromium-review.googlesource.com/c/1260105
Cr-Commit-Position: refs/heads/master@{#596700}