GitLab

AppServiceAppIconLoader is used to replace ArcAppIconLoader to load app
icons for all apps.

BUG=1016159

Change-Id: I8889a7931127a83e6da48ab23878a9ba284aa303
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2084190Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Nancy Wang <nancylingwang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#746480}