Update: Omrilio@ requested we do this only for ARC enabled devices. 
https://chromium-review.googlesource.com/c/600527

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/8a32759c578e9235a916f8830cbc08e440388f93

commit 8a32759c578e9235a916f8830cbc08e440388f93
Author: Alex Newcomer <newcomer@chromium.org>
Date: Wed Aug 09 18:53:18 2017

cros:Peeking Launcher:webstore search

Enable webstore search only when arc is not enabled on the device.

Bug:  750666 
Change-Id: Ib32c99a56b4f7ca6aee2f5e801d0f38aba9aa75d
Reviewed-on: https://chromium-review.googlesource.com/600527
Reviewed-by: Elijah Taylor <elijahtaylor@chromium.org>
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Commit-Queue: Alex Newcomer <newcomer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#493077}
[modify] https://crrev.com/8a32759c578e9235a916f8830cbc08e440388f93/chrome/browser/ui/app_list/search/search_controller_factory.cc
[modify] https://crrev.com/8a32759c578e9235a916f8830cbc08e440388f93/components/arc/arc_util.cc
[modify] https://crrev.com/8a32759c578e9235a916f8830cbc08e440388f93/components/arc/arc_util.h

Pls apply appropriate OSs. Thank you.

Pls apply appropriate OSs. Thank you.

This bug requires manual review: M61 has already been promoted to the beta branch, so this requires manual review
Please contact the milestone owner if you have questions.
Owners: amineer@(Android), cmasso@(iOS), ketakid@(ChromeOS), govind@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Approving merge for M61 Chrome OS.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/cfb2cacb764cde1e9595934fb1b460c02b91510c

commit cfb2cacb764cde1e9595934fb1b460c02b91510c
Author: Maajid <maajid@chromium.org>
Date: Thu Aug 17 00:21:01 2017

cros:Peeking Launcher:webstore search

Enable webstore search only when arc is not enabled on the device.

TBR=newcomer@chromium.org

(cherry picked from commit 8a32759c578e9235a916f8830cbc08e440388f93)

Bug:  750666 
Change-Id: Ib32c99a56b4f7ca6aee2f5e801d0f38aba9aa75d
Reviewed-on: https://chromium-review.googlesource.com/600527
Reviewed-by: Elijah Taylor <elijahtaylor@chromium.org>
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Commit-Queue: Alex Newcomer <newcomer@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#493077}
Reviewed-on: https://chromium-review.googlesource.com/618170
Reviewed-by: Vadim Tryshev <vadimt@chromium.org>
Cr-Commit-Position: refs/branch-heads/3163@{#618}
Cr-Branched-From: ff259bab28b35d242e10186cd63af7ed404fae0d-refs/heads/master@{#488528}
[modify] https://crrev.com/cfb2cacb764cde1e9595934fb1b460c02b91510c/chrome/browser/ui/app_list/search/search_controller_factory.cc
[modify] https://crrev.com/cfb2cacb764cde1e9595934fb1b460c02b91510c/components/arc/arc_util.cc
[modify] https://crrev.com/cfb2cacb764cde1e9595934fb1b460c02b91510c/components/arc/arc_util.h

Verified on ChromeOS 9765.49.0, 61.0.3163.72

Webstore search results from launcher do not show up on caroline, elm (ARC++ devices)

Results are seen on peppy (non ARC++ device)