Remove wstring-ness from some more locale variables.

chrome/browser/plugin_service.h

 // Copyright (c) 2010 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.
 
 // This class responds to requests from renderers for the list of plugins, and
 // also a proxy object for plugin instances.
 
 #ifndef CHROME_BROWSER_PLUGIN_SERVICE_H_
 #define CHROME_BROWSER_PLUGIN_SERVICE_H_
 #pragma once
@@ skipping 62 matching lines @@
   // 'plugin_path' if needed. If the process fails to start, the return value
   // is NULL. Must be called on the IO thread.
   PluginProcessHost* FindOrStartPluginProcess(const FilePath& plugin_path);
 
   // Opens a channel to a plugin process for the given mime type, starting
   // a new plugin process if necessary.  This must be called on the IO thread
   // or else a deadlock can occur.
   void OpenChannelToPlugin(ResourceMessageFilter* renderer_msg_filter,
                            const GURL& url,
                            const std::string& mime_type,
-                           const std::wstring& locale,
+                           const std::string& locale,
                            IPC::Message* reply_msg);
 
   // Returns true if the given plugin is allowed to be used by a page with
   // the given URL.
   bool PrivatePluginAllowedForURL(const FilePath& plugin_path, const GURL& url);
 
   // The UI thread's message loop
   MessageLoop* main_message_loop() { return main_message_loop_; }
 
   ResourceDispatcherHost* resource_dispatcher_host() const {
@@ skipping 52 matching lines @@
   base::WaitableEventWatcher hklm_watcher_;
 #endif
 
   // Set to true if chrome plugins are enabled. Defaults to true.
   static bool enable_chrome_plugins_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginService);
 };
 
 #endif  // CHROME_BROWSER_PLUGIN_SERVICE_H_