Smart Lock: Remove unused strings.

R=hansberry@chromium.org

Bug: 899324
Test: none
Change-Id: I7a7c5f4c56029da02a0d14c2351115cbdd7fbcc9
Reviewed-on: https://chromium-review.googlesource.com/c/1316101
Reviewed-by: Ryan Hansberry <hansberry@chromium.org>
Commit-Queue: James Hawkins <jhawkins@chromium.org>
Cr-Commit-Position: refs/heads/master@{#605356}
1 file changed