Redesign display options for ChromeOS.

chrome/browser/ui/webui/options/chromeos/display_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_CHROMEOS_DISPLAY_OPTIONS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_DISPLAY_OPTIONS_HANDLER_H_
 
 #include <vector>
 
 #include "ash/display/display_controller.h"
@@ skipping 20 matching lines @@
   virtual void InitializePage() OVERRIDE;
 
   // WebUIMessageHandler implementation.
   virtual void RegisterMessages() OVERRIDE;
 
   // ash::DisplayController::Observer implementation.
   virtual void OnDisplayConfigurationChanging() OVERRIDE;
   virtual void OnDisplayConfigurationChanged() OVERRIDE;
 
  private:
-  // Updates the display section visibility based on the current display
-  // configurations.
-  void UpdateDisplaySectionVisibility();
-
   // Sends all of the current display information to the web_ui of options page.
   void SendAllDisplayInfo();
 
   // Sends the specified display information to the web_ui of options page.
   void SendDisplayInfo(const std::vector<const gfx::Display*> displays);
 
   // Called when the fade-out animation for mirroring status change is finished.
   void OnFadeOutForMirroringFinished(bool is_mirroring);
 
   // Called when the fade-out animation for secondary display layout change is
   // finished.  |layout| specifies the four positions of the secondary display
   // (left/right/top/bottom), and |offset| is the offset length from the
   // left/top edge of the primary display.
   void OnFadeOutForDisplayLayoutFinished(int layout, int offset);
 
   // Handlers of JS messages.
   void HandleDisplayInfo(const base::ListValue* unused_args);
   void HandleMirroring(const base::ListValue* args);
   void HandleSetPrimary(const base::ListValue* args);
   void HandleDisplayLayout(const base::ListValue* args);
+  void HandleSetUIScale(const base::ListValue* args);
+  void HandleSetOrientation(const base::ListValue* args);
 
   DISALLOW_COPY_AND_ASSIGN(DisplayOptionsHandler);
 };
 
 }  // namespace options
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_DISPLAY_OPTIONS_HANDLER_H_