Move ExtensionPrefs and friends to extensions/ directory.

extensions/browser/extensions_browser_client.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_EXTENSIONS_BROWSER_CLIENT_H_
 #define EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 42 matching lines @@
   // Returns true if |context| has an off-the-record context associated with it.
   virtual bool HasOffTheRecordContext(content::BrowserContext* context) = 0;
 
   // Returns the off-the-record context associated with |context|. If |context|
   // is already off-the-record, returns |context|.
   // WARNING: This may create a new off-the-record context. To avoid creating
   // another context, check HasOffTheRecordContext() first.
   virtual content::BrowserContext* GetOffTheRecordContext(
       content::BrowserContext* context) = 0;
 
-  // Return the original "recording" context. This method returns |context| if
+  // Returns the original "recording" context. This method returns |context| if
   // |context| is not incognito.
   virtual content::BrowserContext* GetOriginalContext(
       content::BrowserContext* context) = 0;
 
   // Returns the PrefService associated with |context|.
   virtual PrefService* GetPrefServiceForContext(
       content::BrowserContext* context) = 0;
 
   // Returns true if loading background pages should be deferred.
   virtual bool DeferLoadingBackgroundHosts(
@@ skipping 33 matching lines @@
   // Returns the single instance of |this|.
   static ExtensionsBrowserClient* Get();
 
   // Initialize the single instance.
   static void Set(ExtensionsBrowserClient* client);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_