Localize policy conflict messages

Bug: 928430
Change-Id: I876ba432b99f44c6e139ec2f785782f3f7ac121a
Reviewed-on: https://chromium-review.googlesource.com/c/1452791
Commit-Queue: Yann Dago <[email protected]>
Reviewed-by: Julian Pastarmov <[email protected]>
Reviewed-by: Sylvain Defresne <[email protected]>
Cr-Commit-Position: refs/heads/master@{#629176}
11 files changed