Remove explicit singletonness of ArcBridgeService part 3.

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

Index: chrome/browser/ui/app_list/arc/arc_app_list_prefs_factory.cc
diff --git a/chrome/browser/ui/app_list/arc/arc_app_list_prefs_factory.cc b/chrome/browser/ui/app_list/arc/arc_app_list_prefs_factory.cc
index 543e3949b1a33ce3cb2bc1544af0aee2ac80ec04..f77c55731254ed83c926d2cc2a3ebe366ab1d22f 100644
--- a/chrome/browser/ui/app_list/arc/arc_app_list_prefs_factory.cc
+++ b/chrome/browser/ui/app_list/arc/arc_app_list_prefs_factory.cc
@@ -8,6 +8,7 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 #include "components/arc/arc_bridge_service.h"
+#include "components/arc/arc_service_manager.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "content/public/browser/browser_context.h"
 
@@ -58,11 +59,12 @@ KeyedService* ArcAppListPrefsFactory::BuildServiceInstanceFor(
         profile, sync_test_app_instance_holders_[context].get());
   }
 
-  arc::ArcBridgeService* bridge_service = arc::ArcBridgeService::Get();
-  if (!bridge_service)
+  auto* arc_service_manager = arc::ArcServiceManager::Get();
+  if (!arc_service_manager)
     return nullptr;
 
-  return ArcAppListPrefs::Create(profile, bridge_service->app());
+  return ArcAppListPrefs::Create(
+      profile, arc_service_manager->arc_bridge_service()->app());
 }
 
 content::BrowserContext* ArcAppListPrefsFactory::GetBrowserContextToUse(