GitLab

Fixes height and width of full bubble, and background
of position icon.

Bug: 976482
Change-Id: I80a21f9696226693cd2f0ca444ad595704154993
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1670267
Commit-Queue: Katie Dektar <katie@chromium.org>
Reviewed-by: Tetsui Ohkubo <tetsui@chromium.org>
Cr-Commit-Position: refs/heads/master@{#671763}