Converts WmActivationObserver to aura::client::ActivationChangeObserver

ash/common/wm/panels/panel_layout_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_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_
 #define ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_
 
 #include <list>
 #include <memory>
 
 #include "ash/ash_export.h"
 #include "ash/common/shelf/wm_shelf_observer.h"
 #include "ash/common/shell_observer.h"
 #include "ash/common/wm/window_state_observer.h"
-#include "ash/common/wm_activation_observer.h"
 #include "ash/common/wm_display_observer.h"
 #include "ash/common/wm_layout_manager.h"
 #include "ash/root_window_controller.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "ui/aura/window_observer.h"
 #include "ui/aura/window_tracker.h"
 #include "ui/keyboard/keyboard_controller.h"
 #include "ui/keyboard/keyboard_controller_observer.h"
+#include "ui/wm/public/activation_change_observer.h"
 
 namespace gfx {
 class Rect;
 }
 
 namespace views {
 class Widget;
 }
 
 namespace ash {
 class PanelCalloutWidget;
 class WmShelf;
 
 namespace wm {
 class RootWindowController;
 }
 
 // PanelLayoutManager is responsible for organizing panels within the
 // workspace. It is associated with a specific container window (i.e.
 // kShellWindowId_PanelContainer) and controls the layout of any windows
 // added to that container.
 //
 // The constructor takes a |panel_container| argument which is expected to set
 // its layout manager to this instance, e.g.:
 // panel_container->SetLayoutManager(new PanelLayoutManager(panel_container));
 
 class ASH_EXPORT PanelLayoutManager
     : public WmLayoutManager,
       public wm::WindowStateObserver,
-      public WmActivationObserver,
+      public aura::client::ActivationChangeObserver,
       public WmDisplayObserver,
       public ShellObserver,
       public aura::WindowObserver,
       public keyboard::KeyboardControllerObserver,
       public WmShelfObserver {
  public:
   explicit PanelLayoutManager(WmWindow* panel_container);
   ~PanelLayoutManager() override;
 
   // Returns the PanelLayoutManager in the specified hierarchy. This searches
@@ skipping 32 matching lines @@
 
   // Overridden from aura::WindowObserver
   void OnWindowPropertyChanged(aura::Window* window,
                                const void* key,
                                intptr_t old) override;
 
   // Overridden from wm::WindowStateObserver
   void OnPostWindowStateTypeChange(wm::WindowState* window_state,
                                    wm::WindowStateType old_type) override;
 
-  // Overridden from WmActivationObserver
-  void OnWindowActivated(WmWindow* gained_active,
-                         WmWindow* lost_active) override;
+  // Overridden from aura::client::ActivationChangeObserver
+  void OnWindowActivated(ActivationReason reason,
+                         aura::Window* gained_active,
+                         aura::Window* lost_active) override;
 
   // Overridden from WindowTreeHostManager::Observer
   void OnDisplayConfigurationChanged() override;
 
   // Overridden from WmShelfObserver
   void WillChangeVisibilityState(ShelfVisibilityState new_state) override;
   void OnShelfIconPositionsChanged() override;
 
  private:
   friend class PanelLayoutManagerTest;
@@ skipping 75 matching lines @@
   // are currently focused.
   WmWindow* last_active_panel_;
   base::WeakPtrFactory<PanelLayoutManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelLayoutManager);
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_WM_PANELS_PANEL_LAYOUT_MANAGER_H_