arc: add enterprise_reporting.mojom interface.

chrome/browser/chromeos/arc/arc_auth_service.h

Index: chrome/browser/chromeos/arc/arc_auth_service.h
diff --git a/chrome/browser/chromeos/arc/arc_auth_service.h b/chrome/browser/chromeos/arc/arc_auth_service.h
index 47433878106419cfb70c874282d5be8603c5fdb2..edece7de2284976a9c03a6a5d4b2ebfd4abbbbda 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service.h
+++ b/chrome/browser/chromeos/arc/arc_auth_service.h
@@ -172,6 +172,9 @@ class ArcAuthService : public ArcService,
   void OnAndroidManagementChecked(
       policy::AndroidManagementClient::Result result) override;
 
+  // Stops ARC without changing ArcEnabled preference.
+  void StopArc();
+
   // Returns current page that has to be shown in OptIn UI.
   UIPage ui_page() const { return ui_page_; }
 
@@ -192,7 +195,6 @@ class ArcAuthService : public ArcService,
   void StartAndroidManagementClient();
   void CheckAndroidManagement(bool background_mode);
   void StartArcIfSignedIn();
-  void StopArc();
 
   // Unowned pointer. Keeps current profile.
   Profile* profile_ = nullptr;