Replace string16 with base::string16.

chrome/browser/autocomplete/extension_app_provider.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_AUTOCOMPLETE_EXTENSION_APP_PROVIDER_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_EXTENSION_APP_PROVIDER_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 28 matching lines @@
                                    WindowOpenDisposition disposition);
 
  private:
   friend class ExtensionAppProviderTest;
   FRIEND_TEST_ALL_PREFIXES(ExtensionAppProviderTest, CreateMatchSanitize);
 
   // ExtensionApp stores the minimal metadata that we need to match against
   // eligible apps.
   struct ExtensionApp {
     // App's name.
-    string16 name;
+    base::string16 name;
     // App's launch URL (for platform apps, which don't have a launch URL, this
     // just points to the app's origin).
-    string16 launch_url;
+    base::string16 launch_url;
     // If false, then the launch_url will not be considered for matching,
     // not shown next to the match, and not displayed as the editable text if
     // the user selects the match with the arrow keys.
     bool should_match_against_launch_url;
   };
   typedef std::vector<ExtensionApp> ExtensionApps;
 
   virtual ~ExtensionAppProvider();
 
   void AddExtensionAppForTesting(const ExtensionApp& extension_app);
@@ skipping 21 matching lines @@
   content::NotificationRegistrar registrar_;
 
   // Our cache of ExtensionApp objects (name + url) representing the extension
   // apps we know/care about.
   ExtensionApps extension_apps_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionAppProvider);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_EXTENSION_APP_PROVIDER_H_