Restore KeyedServiceFactory diagnostics for context use-after-destroy.

apps/app_load_service.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef APPS_APP_LOAD_SERVICE_H_
 #define APPS_APP_LOAD_SERVICE_H_
 
 #include <map>
 #include <string>
 
@@ skipping 28 matching lines @@
     PostReloadAction();
 
     PostReloadActionType action_type;
     base::CommandLine command_line;
     base::FilePath current_dir;
   };
 
   explicit AppLoadService(Profile* profile);
   ~AppLoadService() override;
 
+  // KeyedService support:
+  void Shutdown() override;
+
   // Reload the application with the given id and then send it the OnRestarted
   // event.
   void RestartApplication(const std::string& extension_id);
 
   // Reload the application with the given id if it is currently running.
   void RestartApplicationIfRunning(const std::string& extension_id);
 
   // Loads (or reloads) the app with |extension_path|, then launches it. Any
   // command line parameters from |command_line| will be passed along via
   // launch parameters. Returns true if loading the extension has begun
@@ skipping 30 matching lines @@
   std::map<std::string, PostReloadAction> post_reload_actions_;
   content::NotificationRegistrar registrar_;
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(AppLoadService);
 };
 
 }  // namespace apps
 
 #endif  // APPS_APP_LOAD_SERVICE_H_