Introduce AcccessibilityManager

chrome/browser/ui/webui/options/browser_options_handler.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_UI_WEBUI_OPTIONS_BROWSER_OPTIONS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_BROWSER_OPTIONS_HANDLER_H_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
@@ skipping 230 matching lines @@
   void RemoveCloudPrintConnectorSection();
 #endif
 
 #if defined(OS_CHROMEOS)
   // Opens the wallpaper manager component extension.
   void HandleOpenWallpaperManager(const base::ListValue* args);
 
   // Called when the accessibility checkbox values are changed.
   // |args| will contain the checkbox checked state as a string
   // ("true" or "false").
-  void SpokenFeedbackChangeCallback(const base::ListValue* args);
-  void HighContrastChangeCallback(const base::ListValue* args);
   void VirtualKeyboardChangeCallback(const base::ListValue* args);
 
   // Called when the user confirmed factory reset. Chrome will
   // initiate asynchronous file operation and then log out.
   void PerformFactoryResetRestart(const base::ListValue* args);
 #endif
 
   // Setup the visibility for the metrics reporting setting.
   void SetupMetricsReportingSettingVisibility();
 
@@ skipping 46 matching lines @@
   DoublePrefMember default_zoom_level_;
 
   PrefChangeRegistrar profile_pref_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserOptionsHandler);
 };
 
 }  // namespace options
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_BROWSER_OPTIONS_HANDLER_H_