Replace more hardcoded "ash" strings with ash::mojom::kServiceName

chrome/browser/ui/ash/app_list/app_list_presenter_service.cc

Index: chrome/browser/ui/ash/app_list/app_list_presenter_service.cc
diff --git a/chrome/browser/ui/ash/app_list/app_list_presenter_service.cc b/chrome/browser/ui/ash/app_list/app_list_presenter_service.cc
index 1a706fb72ae04f3b4fd0a83a4fee14fcd59d21ff..15cd30ca515fbe7b3f7ef3bb055647b2835e099b 100644
--- a/chrome/browser/ui/ash/app_list/app_list_presenter_service.cc
+++ b/chrome/browser/ui/ash/app_list/app_list_presenter_service.cc
@@ -4,8 +4,8 @@
 
 #include "chrome/browser/ui/ash/app_list/app_list_presenter_service.h"
 
+#include "ash/public/interfaces/constants.mojom.h"
 #include "chrome/browser/ui/ash/app_list/app_list_service_ash.h"
-#include "chrome/browser/ui/ash/ash_util.h"
 #include "content/public/common/service_manager_connection.h"
 #include "services/service_manager/public/cpp/connector.h"
 #include "ui/app_list/presenter/app_list_presenter_impl.h"
@@ -16,7 +16,7 @@ AppListPresenterService::AppListPresenterService() : binding_(this) {
   if (connection && connection->GetConnector()) {
     // Connect to the app list interface in the ash service.
     app_list::mojom::AppListPtr app_list_ptr;
-    connection->GetConnector()->BindInterface(ash_util::GetAshServiceName(),
+    connection->GetConnector()->BindInterface(ash::mojom::kServiceName,
                                               &app_list_ptr);
     // Register this object as the app list presenter.
     app_list_ptr->SetAppListPresenter(binding_.CreateInterfacePtrAndBind());