Update the TabContents::SavePage parameter to take FilePath instead of wstrin...

chrome/browser/automation/automation_provider.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.
 
 // This implements a browser-side endpoint for UI automation activity.
 // The client-side endpoint is implemented by AutomationProxy.
 // The entire lifetime of this object should be contained within that of
 // the BrowserProcess, and in particular the NotificationService that's
 // hung off of it.
 
@@ skipping 342 matching lines @@
                                 bool* menu_item_enabled);
 
   // Prints the current tab immediately.
   void PrintNow(int tab_handle, IPC::Message* reply_message);
 
   // Asynchronous request for printing the current tab.
   void PrintAsync(int tab_handle);
 
   // Save the current web page.
   void SavePage(int tab_handle,
-                const std::wstring& file_name,
-                const std::wstring& dir_path,
+                const FilePath& file_name,
+                const FilePath& dir_path,
                 int type,
                 bool* success);
 
   // Retrieves the visible text from the autocomplete edit.
   void GetAutocompleteEditText(int autocomplete_edit_handle,
                                bool* success, std::wstring* text);
 
   // Sets the visible text from the autocomplete edit.
   void SetAutocompleteEditText(int autocomplete_edit_handle,
                                const std::wstring& text,
@@ skipping 187 matching lines @@
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
   void OnRemoveProvider();  // Called via PostTask
 
   NotificationRegistrar registrar_;
 };
 
 #endif  // CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_H_