[chrome:omnibox] Add checkbox to lock cursor position to end of input.

Bug: 891303
Change-Id: Ic5ad4fc57347db7632ba753eafe67eb37281061f
Reviewed-on: https://chromium-review.googlesource.com/c/1330281
Reviewed-by: Tommy Li <tommycli@chromium.org>
Commit-Queue: manuk hovanesian <manukh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#607397}
2 files changed