Forces URL directionality for custom tab bar location.

This is a security UX improvement for RTL domains. Before this change
http://مثال.com/ would be displayed as com.مثال instead of مثال.com

Bug: 943362, 943366
Change-Id: I967216bb402b12dc437e05274ff8ea63e1544f06
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1529975
Commit-Queue: Jay Harris <harrisjay@chromium.org>
Reviewed-by: Michael Wasserman <msw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#642348}
3 files changed