Remove PreferenceAPI dependency from ExtensionPrefs.

chrome/browser/extensions/api/preference/preference_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_PREFERENCE_PREFERENCE_API_H__
 #define CHROME_BROWSER_EXTENSIONS_API_PREFERENCE_PREFERENCE_API_H__
 
 #include <string>
 
 #include "base/prefs/pref_change_registrar.h"
@@ skipping 90 matching lines @@
 
   // BrowserContextKeyedAPI implementation.
   static BrowserContextKeyedAPIFactory<PreferenceAPI>* GetFactoryInstance();
 
   // Convenience method to get the PreferenceAPI for a profile.
   static PreferenceAPI* Get(content::BrowserContext* context);
 
   // EventRouter::Observer implementation.
   virtual void OnListenerAdded(const EventListenerInfo& details) OVERRIDE;
 
-  // Loads the preferences controlled by the specified extension from their
-  // dictionary and sets them in the |value_map|.
-  static void LoadExtensionControlledPrefs(ExtensionPrefs* prefs,
-                                           ExtensionPrefValueMap* value_map,
-                                           const std::string& extension_id,
-                                           ExtensionPrefsScope scope);
-
-  // Store extension controlled preference values in the |value_map|,
-  // which then informs the subscribers (ExtensionPrefStores) about the winning
-  // values.
-  static void InitExtensionControlledPrefs(ExtensionPrefs* prefs,
-                                           ExtensionPrefValueMap* value_map);
-
  private:
   friend class BrowserContextKeyedAPIFactory<PreferenceAPI>;
 
   // ContentSettingsStore::Observer implementation.
   virtual void OnContentSettingChanged(const std::string& extension_id,
                                        bool incognito) OVERRIDE;
 
   // Clears incognito session-only content settings for all extensions.
   void ClearIncognitoSessionOnlyContentSettings();
 
@@ skipping 87 matching lines @@
  protected:
   virtual ~ClearPreferenceFunction();
 
   // ExtensionFunction:
   virtual bool RunImpl() OVERRIDE;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_PREFERENCE_PREFERENCE_API_H__