arc: Enable Play Store item in App Launcher for managed case.

chrome/browser/ui/app_list/arc/arc_default_app_list.cc

Index: chrome/browser/ui/app_list/arc/arc_default_app_list.cc
diff --git a/chrome/browser/ui/app_list/arc/arc_default_app_list.cc b/chrome/browser/ui/app_list/arc/arc_default_app_list.cc
index c21fac9e980021f3d471a9ad23702a652fcbb600..0b3cbaa4d618eac6076e5eb4080ffb7b13c02830 100644
--- a/chrome/browser/ui/app_list/arc/arc_default_app_list.cc
+++ b/chrome/browser/ui/app_list/arc/arc_default_app_list.cc
@@ -171,8 +171,11 @@ void ArcDefaultAppList::OnAppsReady(std::unique_ptr<AppInfoMap> apps) {
 
 const ArcDefaultAppList::AppInfo* ArcDefaultAppList::GetApp(
     const std::string& app_id) const {
-  if (hidden_)
+  if ((filter_level_ == FilterLevel::FILTER_ALL) ||
+      (filter_level_ == FilterLevel::FILTER_OPTIONAL_APPS &&
+       app_id != arc::kPlayStoreAppId)) {
     return nullptr;
+  }
   const auto it = apps_.find(app_id);
   if (it == apps_.end())
     return nullptr;