+tbuckley@ please take a look - estade@ is OOO and I have not been following overlay scrollbar.

+bokan@ FYI.

Note that this is only in Views. Web content RTL scrollbars work as expected.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/d1af288ffe243af44a563267836e44db8fa7e626

commit d1af288ffe243af44a563267836e44db8fa7e626
Author: Evan Stade <estade@chromium.org>
Date: Wed Jul 12 06:36:54 2017

Fix appearance of Views native overlay scrollbars for RTL.

Bug:  736539 
Change-Id: I7ae1d4f48f613fb5b2526755d7282ced7f424b23
Reviewed-on: https://chromium-review.googlesource.com/567200
Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Commit-Queue: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#485879}
[modify] https://crrev.com/d1af288ffe243af44a563267836e44db8fa7e626/ui/views/controls/scrollbar/overlay_scroll_bar.cc

two line fix, should be safe to merge.

This bug requires manual review: We are only 12 days from stable.
Please contact the milestone owner if you have questions.
Owners: amineer@(Android), cmasso@(iOS), josafat@(ChromeOS), bustamante@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

+josafat, wdyt?

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/c69b6d2c58f0ea7cff0478d6aa9381f6821240ca

commit c69b6d2c58f0ea7cff0478d6aa9381f6821240ca
Author: Evan Stade <estade@chromium.org>
Date: Mon Jul 17 20:18:18 2017

Fix appearance of Views native overlay scrollbars for RTL.

TBR=estade@chromium.org

(cherry picked from commit d1af288ffe243af44a563267836e44db8fa7e626)

Bug:  736539 
Change-Id: I7ae1d4f48f613fb5b2526755d7282ced7f424b23
Reviewed-on: https://chromium-review.googlesource.com/567200
Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Commit-Queue: Evan Stade <estade@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#485879}
Reviewed-on: https://chromium-review.googlesource.com/575367
Reviewed-by: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/branch-heads/3112@{#622}
Cr-Branched-From: b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
[modify] https://crrev.com/c69b6d2c58f0ea7cff0478d6aa9381f6821240ca/ui/views/controls/scrollbar/overlay_scroll_bar.cc