GitLab

Remove duplicate keys and update the arg.
See http://crbug.com/1131319#c6

Bug: 1131319
Change-Id: Id113f4b1ce34c3b6b9a74a0fc49ffd7afc188853
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2446660Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Reviewed-by: Brian Sheedy <bsheedy@chromium.org>
Commit-Queue: Sven Zheng <svenzheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814334}