GitLab

ProcessAppOperations will need to include the URL of the app that was
installed. To avoid having two distinct callbacks, this CL changes
InstallCallback to also return the url.

Bug: 864904
Change-Id: Ie296a90b4588c0d301c9a03d487433b9d56832b1
Reviewed-on: https://chromium-review.googlesource.com/1174589
Commit-Queue: Giovanni Ortuño Urquidi <ortuno@chromium.org>
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Cr-Commit-Position: refs/heads/master@{#583181}