Add a couple of notifications related settings to app/extensions sync:

chrome/browser/extensions/extension_service.h

 // Copyright (c) 2011 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_EXTENSION_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 193 matching lines @@
 
   const FilePath& install_directory() const { return install_directory_; }
 
   AppsPromo* apps_promo() { return &apps_promo_; }
 
   // Whether this extension can run in an incognito window.
   virtual bool IsIncognitoEnabled(const std::string& extension_id) const;
   virtual void SetIsIncognitoEnabled(const std::string& extension_id,
                                      bool enabled);
 
+  virtual bool IsNotificationsInitialSetupDone(

[asargent_no_longer_on_chrome, 2011/10/27 16:52:21]

Let's remove this IsNotificationsInitialSetupDone method in favor of just
calling through to the ExtensionPrefs method directly.

[Munjal (Google), 2011/10/27 18:35:05]

Done.
When I added this method, I thought it will be useful even though it is a single
line wrapper in case we need to mock it in testing (hence virtual). But turns
out testing was possible without that. So removed.

+      const std::string& extension_id) const;
+  virtual void SetNotificationsInitialSetupDone(const std::string& extension_id,

[asargent_no_longer_on_chrome, 2011/10/27 16:52:21]

Rename suggestion:

SetAppNotificationSetupDone

[Munjal (Google), 2011/10/27 18:35:05]

Done.

+      bool value);
+
+  virtual bool IsNotificationsDisabled(const std::string& extension_id) const;

[asargent_no_longer_on_chrome, 2011/10/27 16:52:21]

Let's remove this IsNotificationsDisabled method in favor of just calling
through to the ExtensionPrefs method directly.

[Munjal (Google), 2011/10/27 18:35:05]

Done.

+  virtual void SetNotificationsDisabled(const std::string& extension_id,

[asargent_no_longer_on_chrome, 2011/10/27 16:52:21]

Rename suggestion:

SetAppNotificationDisabled

[Munjal (Google), 2011/10/27 18:35:05]

Done.

+      bool value);
+
   // Returns true if the given extension can see events and data from another
   // sub-profile (incognito to original profile, or vice versa).
   bool CanCrossIncognito(const Extension* extension);
 
   // Returns true if the given extension can be loaded in incognito.
   bool CanLoadInIncognito(const Extension* extension) const;
 
   // Whether this extension can inject scripts into pages with file URLs.
   bool AllowFileAccess(const Extension* extension);
   // Will reload the extension since this permission is applied at loading time
@@ skipping 615 matching lines @@
   ExtensionWarningSet extension_warnings_;
 
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            InstallAppsWithUnlimtedStorage);
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            InstallAppsAndCheckStorageProtection);
   DISALLOW_COPY_AND_ASSIGN(ExtensionService);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_