Convert std::wstring encoding names to std::string in a bunch of files.

chrome/test/automation/tab_proxy.h

 // Copyright (c) 2006-2008 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_TEST_AUTOMATION_TAB_PROXY_H_
 #define CHROME_TEST_AUTOMATION_TAB_PROXY_H_
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
@@ skipping 286 matching lines @@
   // The purpose of this function is for operations that causes asynchronous
   // navigation to happen.
   // It is supposed to be used as follow:
   // int64 last_nav_time;
   // tab_proxy->GetLastNavigationTime(&last_nav_time);
   // tab_proxy->SomeOperationThatTriggersAnAsynchronousNavigation();
   // tab_proxy->WaitForNavigation(last_nav_time);
   bool WaitForNavigation(int64 last_navigation_time);
 
   // Gets the current used encoding of the page in the tab.
-  bool GetPageCurrentEncoding(std::wstring* encoding);
+  bool GetPageCurrentEncoding(std::string* encoding);
 
   // Uses the specified encoding to override encoding of the page in the tab.
-  bool OverrideEncoding(const std::wstring& encoding);
+  bool OverrideEncoding(const std::string& encoding);
 
 #if defined(OS_WIN)
   // Resizes the tab window.
   // The parent_window parameter allows a parent to be specified for the window
   // passed in.
   void Reposition(HWND window, HWND window_insert_after, int left, int top,
                   int width, int height, int flags, HWND parent_window);
 
   // Sends the selected context menu command to the chrome instance
   void SendContextMenuCommand(int selected_command);
@@ skipping 19 matching lines @@
   void OnMessageReceived(const IPC::Message& message);
  protected:
   virtual ~TabProxy() {}
  private:
   Lock list_lock_;  // Protects the observers_list_.
   ObserverList<TabProxyDelegate> observers_list_;
   DISALLOW_COPY_AND_ASSIGN(TabProxy);
 };
 
 #endif  // CHROME_TEST_AUTOMATION_TAB_PROXY_H_