[Modern] Fixes inconsistent suggestion view layouts for RTL

The delete button's size is always accounted for when
  laying out suggestion views

Adds padding to the omnibox text when voice search is disabled for RTL

See crbug link for photos.

Bug: 833342
Change-Id: I2b35be70d4296abf7eae318d5dccea4d0201c91f
Reviewed-on: https://chromium-review.googlesource.com/1054201
Reviewed-by: Theresa <twellington@chromium.org>
Reviewed-by: Yusuf Ozuysal <yusufo@chromium.org>
Commit-Queue: Daniel Park <danielpark@chromium.org>
Cr-Commit-Position: refs/heads/master@{#559196}
6 files changed