Add titlecase for password-manager buttons.

Bug: chromium:654115
Change-Id: I9aa312a5eeb1041bb5a1c725e22db774d91900c8
Reviewed-on: https://chromium-review.googlesource.com/896325
Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Peter Boström <pbos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#533672}
3 files changed