Fix syntax in chrome_earl_grey_app_interface.

Bug: 922813
Change-Id: Ib684a14d5af69a47b5a76205d6e0dc4329259887
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1623270
Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: ericale <ericale@chromium.org>
Cr-Commit-Position: refs/heads/master@{#662068}
2 files changed