GitLab

We should re-position the dialog when tablet mode is changed, and when
display metrics is changed.

Bug: 841074, 837005
Change-Id: I11299070a947e2fc4f4f494d2bbac4c94c27746e
Reviewed-on: https://chromium-review.googlesource.com/1110487Reviewed-by: Jacob Dufault <jdufault@chromium.org>
Commit-Queue: Xiaoyin Hu <xiaoyinh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569404}