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 65be2f9d8f5fcfe1772427f0f188af9b0c47b3a8..2ea5f41732797d877717f631e290ae6a2420372b 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service.h
+++ b/chrome/browser/chromeos/arc/arc_auth_service.h
@@ -169,6 +169,9 @@ 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_; }
 
@@ -189,7 +192,6 @@ class ArcAuthService : public ArcService,
   void StartAndroidManagementClient();
   void CheckAndroidManagement(bool background_mode);
   void StartArcIfSignedIn();
-  void StopArc();
 
   // Unowned pointer. Keeps current profile.
   Profile* profile_ = nullptr;