The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/f85c29444f6bfc6f8b75fb1847532e8bfdd9b72f

commit f85c29444f6bfc6f8b75fb1847532e8bfdd9b72f
Author: Jiaquan He <hejq@google.com>
Date: Tue Jul 18 19:20:13 2017

Change Play Store app search limit to 6.

BUG= 745255 

Change-Id: I5f9663a1710b8aac176ac7293eeff87ed4ab5fb7
Reviewed-on: https://chromium-review.googlesource.com/575571
Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Reviewed-by: Vadim Tryshev <vadimt@chromium.org>
Commit-Queue: Jiaquan He <hejq@google.com>
Cr-Commit-Position: refs/heads/master@{#487552}
[modify] https://crrev.com/f85c29444f6bfc6f8b75fb1847532e8bfdd9b72f/chrome/browser/ui/app_list/search/search_controller_factory.cc

Trying to verify this bug. Could you provide verification steps please.

Hi sdantuluri@, you can verify it in the latest canary.

- Enable feature by appending the following lines to /etc/chrome_dev.conf
enable-features=EnablePlayStoreAppSearch
enable-features=EnableFullscreenAppList
- Reboot
- Turn Play Store in settings, wait until it's running
- Start launcher, and type something to search
- You'll see at most 6 results of uninstalled apps from the Play Store.