NUX Google Apps - Add functionality to show bookmarks and bubble.

Relanding https://crrev.com/c/1141155

TBR=battre@chromium.org,grt@chromium.org,sky@chromium.org,pkasting@chromium.org

Bug: 832938
Change-Id: Ib18e154fe625ad87fb594ae0f1b898261fb2e19b
Reviewed-on: https://chromium-review.googlesource.com/1150638
Commit-Queue: Hector Carmona <hcarmona@chromium.org>
Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
Cr-Commit-Position: refs/heads/master@{#578076}
17 files changed