Update bubble dialog delegate view's arrow value for RTL.

This caused a bug where the arrow would be mirrored for the bubble border in RTL but not the bubble dialog delegate view causing the two to have differing values and incorrectly mirror/offset when out of bounds.

Bug: 954882
Change-Id: I102453a09f1f3b57f65af98c79f1b330b7ac46f6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1577579
Commit-Queue: Caroline Rising <corising@chromium.org>
Reviewed-by: Dana Fried <dfried@chromium.org>
Cr-Commit-Position: refs/heads/master@{#652928}
1 file changed