Add the Play Store app search to the launcher.

ui/app_list/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/vector_icons/vector_icons.gni")
 
 aggregate_vector_icons("app_list_vector_icons") {
   icon_directory = "vector_icons"
 
   icons = [
+    "ic_badge_instant.1x.icon",
+    "ic_badge_instant.icon",
+    "ic_badge_play.1x.icon",
+    "ic_badge_play.icon",
     "ic_google_black.1x.icon",
     "ic_google_black.icon",
     "ic_mic_black.1x.icon",
     "ic_mic_black.icon",
   ]
 }
 
 component("app_list") {
   sources = [
     "app_list_constants.cc",
@@ skipping 273 matching lines @@
       "views/test/apps_grid_view_test_api.cc",
       "views/test/apps_grid_view_test_api.h",
     ]
     deps += [
       "//ui/accessibility",
       "//ui/views",
       "//ui/views:test_support",
     ]
   }
 }