GitLab

Makes Primary Toolbar contain Location Bar to get the view events at
the correct times.
Also clears selection when the omnibox is disappearing to prevent the
selection handles from showing in the tab grid.

Bug: 823423
Change-Id: I848ee9b7ba00bf83614e20fbbd37fe971a92caa7
Reviewed-on: https://chromium-review.googlesource.com/c/1429989
Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
Auto-Submit: Stepan Khapugin <stkhapugin@chromium.org>
Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Cr-Commit-Position: refs/heads/master@{#635609}