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

chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc

Index: chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
index 52692bcb09d8b523ecad4be34b8eecab40fc2b08..b938dc884df2ba6f13ecb6a2387e4d4b193ea13a 100644
--- a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
+++ b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.cc
@@ -4,13 +4,13 @@
 
 #include "chrome/browser/ui/ash/launcher/chrome_launcher_controller.h"
 
+#include "ash/public/interfaces/constants.mojom.h"
 #include "base/auto_reset.h"
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/chromeos/arc/arc_util.h"
 #include "chrome/browser/extensions/extension_app_icon_loader.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_icon_loader.h"
-#include "chrome/browser/ui/ash/ash_util.h"
 #include "chrome/browser/ui/ash/chrome_launcher_prefs.h"
 #include "chrome/browser/ui/ash/launcher/launcher_controller_helper.h"
 #include "content/public/common/service_manager_connection.h"
@@ -57,7 +57,7 @@ bool ChromeLauncherController::ConnectToShelfController() {
   if (!connector)
     return false;
 
-  connector->BindInterface(ash_util::GetAshServiceName(), &shelf_controller_);
+  connector->BindInterface(ash::mojom::kServiceName, &shelf_controller_);
   return true;
 }