mash: Partially migrate ScreenOrientationController to ash/common.

ash/display/screen_orientation_controller_chromeos.h

 // Copyright 2014 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_SCREEN_ORIENTATION_CONTROLLER_CHROMEOS_H_
 #define ASH_DISPLAY_SCREEN_ORIENTATION_CONTROLLER_CHROMEOS_H_
 
 #include <map>
 
 #include "ash/ash_export.h"
 #include "ash/common/shell_observer.h"
-#include "ash/display/window_tree_host_manager.h"
+#include "ash/common/wm_activation_observer.h"
+#include "ash/common/wm_display_observer.h"
+#include "ash/common/wm_window_observer.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
 #include "chromeos/accelerometer/accelerometer_reader.h"
 #include "chromeos/accelerometer/accelerometer_types.h"
 #include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationLockType.h"
-#include "ui/aura/window_observer.h"
 #include "ui/display/display.h"
-#include "ui/wm/public/activation_change_observer.h"
-
-namespace aura {
-class Window;
-}
 
 namespace ash {
 
 // Implements ChromeOS specific functionality for ScreenOrientationProvider.
 class ASH_EXPORT ScreenOrientationController
-    : public aura::client::ActivationChangeObserver,
-      public aura::WindowObserver,
+    : public WmActivationObserver,
+      public WmWindowObserver,
       public chromeos::AccelerometerReader::Observer,
-      public WindowTreeHostManager::Observer,
+      public WmDisplayObserver,
       public ShellObserver {
  public:
   // Observer that reports changes to the state of ScreenOrientationProvider's
   // rotation lock.
   class Observer {
    public:
     // Invoked when rotation is locked or unlocked.
     virtual void OnRotationLockChanged(bool rotation_locked) {}
 
    protected:
     virtual ~Observer() {}
   };
 
   ScreenOrientationController();
   ~ScreenOrientationController() override;
 
   // Add/Remove observers.
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
   // Allows/unallows a window to lock the screen orientation.
   void LockOrientationForWindow(
-      aura::Window* requesting_windowwindow,
+      WmWindow* requesting_window,
       blink::WebScreenOrientationLockType lock_orientation);
-  void UnlockOrientationForWindow(aura::Window* window);
+  void UnlockOrientationForWindow(WmWindow* window);
 
   // Unlock all and set the rotation back to the user specified rotation.
   void UnlockAll();
 
   bool ScreenOrientationProviderSupported() const;
 
   bool ignore_display_configuration_updates() const {
     return ignore_display_configuration_updates_;
   }
 
   // True if |rotation_lock_| has been set and accelerometer updates should not
   // rotate the display.
   bool rotation_locked() const { return rotation_locked_; }
 
   // If |rotation_locked| future accelerometer updates should not change the
   // display rotation.
   void SetRotationLocked(bool rotation_locked);
 
   // Sets the display rotation for the given |source|. The new |rotation| will
   // also become active. Display changed notifications are surpressed for this
   // change.
   void SetDisplayRotation(display::Display::Rotation rotation,
                           display::Display::RotationSource source);
 
-  // aura::client::ActivationChangeObserver:
-  void OnWindowActivated(
-      aura::client::ActivationChangeObserver::ActivationReason reason,
-      aura::Window* gained_active,
-      aura::Window* lost_active) override;
+  // WmActivationObserver:
+  void OnWindowActivated(WmWindow* gained_active,
+                         WmWindow* lost_active) override;
 
-  // aura::WindowObserver:
-  void OnWindowVisibilityChanged(aura::Window* window, bool visible) override;
-  void OnWindowDestroying(aura::Window* window) override;
+  // WmWindowObserver:
+  void OnWindowDestroying(WmWindow* window) override;
+  void OnWindowVisibilityChanged(WmWindow* window, bool visible) override;
 
   // chromeos::AccelerometerReader::Observer:
   void OnAccelerometerUpdated(
       scoped_refptr<const chromeos::AccelerometerUpdate> update) override;
 
-  // WindowTreeHostManager::Observer:
+  // WmDisplayObserver:
   void OnDisplayConfigurationChanged() override;
 
   // ShellObserver:
   void OnMaximizeModeStarted() override;
   void OnMaximizeModeEnded() override;
 
  private:
   // Sets the display rotation to |rotation|. Future accelerometer updates
   // should not be used to change the rotation. SetRotationLocked(false) removes
   // the rotation lock.
@@ skipping 65 matching lines @@
 
   // The current rotation set by ScreenOrientationController for the internal
   // display.
   display::Display::Rotation current_rotation_;
 
   // Rotation Lock observers.
   base::ObserverList<Observer> observers_;
 
   // Tracks all windows that have requested a lock, as well as the requested
   // orientation.
-  std::map<aura::Window*, blink::WebScreenOrientationLockType> locking_windows_;
+  std::map<WmWindow*, blink::WebScreenOrientationLockType> locking_windows_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreenOrientationController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_SCREEN_ORIENTATION_CONTROLLER_CHROMEOS_H_