Add the Play Store app search to the launcher.

chrome/browser/ui/BUILD.gn

Index: chrome/browser/ui/BUILD.gn
diff --git a/chrome/browser/ui/BUILD.gn b/chrome/browser/ui/BUILD.gn
index ce52e9bc658b18859bbfa20c006a884a525c8756..0a4fb0762a54215eea2313022e023ea892c67f9e 100644
--- a/chrome/browser/ui/BUILD.gn
+++ b/chrome/browser/ui/BUILD.gn
@@ -3332,6 +3332,10 @@ split_static_library("ui") {
       "app_list/search/app_result.h",
       "app_list/search/app_search_provider.cc",
       "app_list/search/app_search_provider.h",
+      "app_list/search/arc/arc_playstore_search_provider.cc",
+      "app_list/search/arc/arc_playstore_search_provider.h",
+      "app_list/search/arc/arc_playstore_search_result.cc",
+      "app_list/search/arc/arc_playstore_search_result.h",
       "app_list/search/common/json_response_fetcher.cc",
       "app_list/search/common/json_response_fetcher.h",
       "app_list/search/common/url_icon_source.cc",
@@ -3413,6 +3417,8 @@ split_static_library("ui") {
         "app_list/arc/arc_package_syncable_service.h",
         "app_list/arc/arc_package_syncable_service_factory.cc",
         "app_list/arc/arc_package_syncable_service_factory.h",
+        "app_list/arc/arc_playstore_app_context_menu.cc",
+        "app_list/arc/arc_playstore_app_context_menu.h",
         "app_list/search/arc_app_result.cc",
         "app_list/search/arc_app_result.h",
         "ash/launcher/arc_app_deferred_launcher_controller.cc",