GitLab

Occasionally, MojoAndroidOverlay will receive more than one failure
message from the server.  Ignore all but the first.

Bug: 861719
Change-Id: I38a98108bad29cacdce61863c0a8cd42eb8feb2e
Reviewed-on: https://chromium-review.googlesource.com/1161219Reviewed-by: Thomas Guilbert <tguilbert@chromium.org>
Commit-Queue: Frank Liberato <liberato@chromium.org>
Cr-Commit-Position: refs/heads/master@{#580380}