Lock rotation when screen is manually rotated.

ash/display/display_manager.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 ASH_DISPLAY_DISPLAY_MANAGER_H_
 #define ASH_DISPLAY_DISPLAY_MANAGER_H_
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_export.h"
 #include "ash/display/display_info.h"
 #include "ash/display/display_layout.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
+#include "ui/display/types/display_constants.h"
 #include "ui/gfx/display.h"
 
 #if defined(OS_CHROMEOS)
 #include "ui/display/chromeos/display_configurator.h"
 #endif
 
 namespace gfx {
 class Display;
 class Insets;
 class Rect;
@@ skipping 125 matching lines @@
 
   // Sets the work area's |insets| to the display given by |display_id|.
   bool UpdateWorkAreaOfDisplay(int64 display_id, const gfx::Insets& insets);
 
   // Registers the overscan insets for the display of the specified ID. Note
   // that the insets size should be specified in DIP size. It also triggers the
   // display's bounds change.
   void SetOverscanInsets(int64 display_id, const gfx::Insets& insets_in_dip);
 
   // Sets the display's rotation.
-  void SetDisplayRotation(int64 display_id, gfx::Display::Rotation rotation);
+  void SetDisplayRotation(int64 display_id, gfx::Display::Rotation rotation,
+                          ui::RotationSource source);
 
   // Sets the display's ui scale.
   void SetDisplayUIScale(int64 display_id, float ui_scale);
 
   // Sets the display's resolution.
   void SetDisplayResolution(int64 display_id, const gfx::Size& resolution);
 
   // Register per display properties. |overscan_insets| is NULL if
   // the display has no custom overscan insets.
   void RegisterDisplayProperty(int64 display_id,
@@ skipping 187 matching lines @@
   SecondDisplayMode second_display_mode_;
   int64 mirrored_display_id_;
   gfx::Display non_desktop_display_;
 
   DISALLOW_COPY_AND_ASSIGN(DisplayManager);
 };
 
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_DISPLAY_MANAGER_H_