Restore KeyedServiceFactory diagnostics for context use-after-destroy.

chrome/browser/extensions/api/input_ime/input_ime_api.h

 // Copyright (c) 2012 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 CHROME_BROWSER_EXTENSIONS_API_INPUT_IME_INPUT_IME_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_INPUT_IME_INPUT_IME_API_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 161 matching lines @@
 class InputImeAPI : public BrowserContextKeyedAPI,
                     public ExtensionRegistryObserver,
                     public EventRouter::Observer,
                     public content::NotificationObserver {
  public:
   explicit InputImeAPI(content::BrowserContext* context);
   ~InputImeAPI() override;
 
   // BrowserContextKeyedAPI implementation.
   static BrowserContextKeyedAPIFactory<InputImeAPI>* GetFactoryInstance();
+  void Shutdown() override;
 
   // ExtensionRegistryObserver implementation.
   void OnExtensionLoaded(content::BrowserContext* browser_context,
                          const Extension* extension) override;
   void OnExtensionUnloaded(content::BrowserContext* browser_context,
                            const Extension* extension,
                            UnloadedExtensionInfo::Reason reason) override;
 
   // EventRouter::Observer implementation.
   void OnListenerAdded(const EventListenerInfo& details) override;
@@ skipping 20 matching lines @@
       extension_registry_observer_;
 
   content::NotificationRegistrar registrar_;
 };
 
 InputImeEventRouter* GetInputImeEventRouter(Profile* profile);
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_INPUT_IME_INPUT_IME_API_H_