Replace string16 with base::string16 in src/webkit

webkit/plugins/npapi/plugin_list_mac.mm

 // 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.
 
 #include "webkit/plugins/npapi/plugin_list.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/file_util.h"
 #include "base/mac/mac_util.h"
@@ skipping 34 matching lines @@
            info.mime_types.begin(); i != info.mime_types.end(); ++i) {
     // The Gears plugin is Safari-specific, so don't load it.
     if (i->mime_type == "application/x-googlegears")
       return true;
   }
 
   // Versions of Flip4Mac 2.3 before 2.3.6 often hang the renderer, so don't
   // load them.
   if (StartsWith(info.name, ASCIIToUTF16("Flip4Mac Windows Media"), false) &&
       StartsWith(info.version, ASCIIToUTF16("2.3"), false)) {
-    std::vector<string16> components;
+    std::vector<base::string16> components;
     base::SplitString(info.version, '.', &components);
     int bugfix_version = 0;
     return (components.size() >= 3 &&
             base::StringToInt(components[2], &bugfix_version) &&
             bugfix_version < 6);
   }
 
   return false;
 }
 
@@ skipping 22 matching lines @@
 }
 
 bool PluginList::ShouldLoadPluginUsingPluginList(
     const WebPluginInfo& info,
     std::vector<webkit::WebPluginInfo>* plugins) {
   return !IsBlacklistedPlugin(info);
 }
 
 }  // namespace npapi
 }  // namespace webkit