GitLab

The first iteration of Scan app will not support having two instances
open at once so we will not allow the app to be opened in a browser tab.

Bug: 1059779
Change-Id: I900e4a8d5d8f38460330d5a358ad12a9df1b3b19
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2568826Reviewed-by: Giovanni Ortuño Urquidi <ortuno@chromium.org>
Commit-Queue: Gavin Williams <gavinwill@chromium.org>
Cr-Commit-Position: refs/heads/master@{#832699}