Move base/values.h into the base namespace.

chrome/common/extensions/extension.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_COMMON_EXTENSIONS_EXTENSION_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_H_
 #pragma once
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/extension_icon_set.h"
 #include "chrome/common/extensions/extension_permission_set.h"
 #include "chrome/common/extensions/user_script.h"
 #include "chrome/common/extensions/url_pattern.h"
 #include "chrome/common/extensions/url_pattern_set.h"
 #include "googleurl/src/gurl.h"
 #include "ui/gfx/size.h"
 
-class DictionaryValue;
 class ExtensionAction;
 class ExtensionResource;
 class ExtensionSidebarDefaults;
 class FileBrowserHandler;
-class ListValue;
 class SkBitmap;
 class Version;
 
+namespace base {
+class DictionaryValue;
+class ListValue;
+}
+
+using base::DictionaryValue;
+using base::ListValue;
+
 // Represents a Chrome extension.
 class Extension : public base::RefCountedThreadSafe<Extension> {
  public:
   typedef std::map<const std::string, GURL> URLOverrideMap;
   typedef std::vector<std::string> ScriptingWhitelist;
   typedef std::vector<linked_ptr<FileBrowserHandler> > FileBrowserHandlerList;
 
   // What an extension was loaded from.
   // NOTE: These values are stored as integers in the preferences and used
   // in histograms so don't remove or reorder existing items.  Just append
@@ skipping 802 matching lines @@
   // Was the extension already disabled?
   bool already_disabled;
 
   // The extension being unloaded - this should always be non-NULL.
   const Extension* extension;
 
   UnloadedExtensionInfo(const Extension* extension, Reason reason);
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_H_