GitLab

The layout and the strings of the sync confirmation
dialog and the consent bump are updated to match the
mocks under:
https://gallery.googleplex.com/projects/MCHbtQVoQ2HCZWnUS9sdsb0Q/files/MCHtA7U1iMGr6xZArjQ0C0km5svyrm3ZWaI

Main changes:
 - Add new illustration on top of the dialog.
 - Add account picture.
 - Add settings button.
 - Update/add strings.

Screenshot of sync confirmation dialog:
https://drive.google.com/file/d/1hLL7JijPMqId63Emst_-Neap5YzksjDU/view?usp=sharing
Screenshots of consent bump:
https://drive.google.com/file/d/1YIUwtY421r5kCeowUIWXmurHKoO4-J0r/view?usp=sharing
https://drive.google.com/file/d/1DbNOb9TJsrnkvZLsRHNiP2xZH-BCGYwi/view?usp=sharing

Bug: 823967, 819909, 801342
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: Ic3da556e78b9d22ac1eececed599da8743fd2f17
Reviewed-on: https://chromium-review.googlesource.com/1021812Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
Reviewed-by: Scott Chen <scottchen@chromium.org>
Commit-Queue: Thomas Tangl <tangltom@chromium.org>
Cr-Commit-Position: refs/heads/master@{#561425}