Fix broken threading model in CheckDesktopNotificationPermission

extensions/browser/info_map.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 EXTENSIONS_BROWSER_INFO_MAP_H_
 #define EXTENSIONS_BROWSER_INFO_MAP_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 17 matching lines @@
   const ExtensionSet& extensions() const { return extensions_; }
   const ExtensionSet& disabled_extensions() const {
     return disabled_extensions_;
   }
 
   const extensions::ProcessMap& process_map() const;
 
   // Callback for when new extensions are loaded.
   void AddExtension(const extensions::Extension* extension,
                     base::Time install_time,
-                    bool incognito_enabled);
+                    bool incognito_enabled,
+                    bool notifications_disabled);
 
   // Callback for when an extension is unloaded.
   void RemoveExtension(const std::string& extension_id,
                        const extensions::UnloadedExtensionInfo::Reason reason);
 
   // Returns the time the extension was installed, or base::Time() if not found.
   base::Time GetInstallTime(const std::string& extension_id) const;
 
   // Returns true if the user has allowed this extension to run in incognito
   // mode.
@@ skipping 29 matching lines @@
                                       extensions::APIPermission::ID permission)
       const;
 
   QuotaService* GetQuotaService();
 
   // Keep track of the signin process, so we can restrict extension access to
   // it.
   void SetSigninProcess(int process_id);
   bool IsSigninProcess(int process_id) const;
 
+  // Notifications can be enabled/disabled in real time by the user.
+  void SetNotificationsDisabled(const std::string& extension_id,
+                               bool notifications_disabled);
+  bool AreNotificationsDisabled(const std::string& extension_id)
+      const;
+
  private:
   friend class base::RefCountedThreadSafe<InfoMap>;
 
   // Extra dynamic data related to an extension.
   struct ExtraData;
   // Map of extension_id to ExtraData.
   typedef std::map<std::string, ExtraData> ExtraDataMap;
 
   ~InfoMap();
 
@@ skipping 10 matching lines @@
 
   // Assignment of extensions to processes.
   extensions::ProcessMap process_map_;
 
   int signin_process_id_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_INFO_MAP_H_