Adds ImmersiveContext and ImmersiveHandlerFactory

ash/wm/immersive_fullscreen_controller.h

 // Copyright 2013 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_WM_IMMERSIVE_FULLSCREEN_CONTROLLER_H_
 #define ASH_WM_IMMERSIVE_FULLSCREEN_CONTROLLER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 172 matching lines @@
       const gfx::Point& location_in_screen) const;
 
   // True when |location| is "near" to the top container. When the top container
   // is not closed "near" means within the displayed bounds or above it. When
   // the top container is closed "near" means either within the displayed
   // bounds, above it, or within a few pixels below it. This allow the container
   // to steal enough pixels to detect a swipe in and handles the case that there
   // is a bezel sensor above the top container.
   bool ShouldHandleGestureEvent(const gfx::Point& location) const;
 
+  // Returns the display bounds of the screen |widget_| is on.
+  gfx::Rect GetDisplayBoundsInScreen() const;
+
   // Not owned.
   WmImmersiveFullscreenControllerDelegate* delegate_;
   views::View* top_container_;
   views::Widget* widget_;
   // The WmWindow for |widget_|.
   WmWindow* widget_window_ = nullptr;
 
   // True if the observers have been enabled.
   bool observers_enabled_;
 
@@ skipping 32 matching lines @@
   std::unique_ptr<ImmersiveGestureHandler> immersive_gesture_handler_;
 
   base::WeakPtrFactory<ImmersiveFullscreenController> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ImmersiveFullscreenController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_IMMERSIVE_FULLSCREEN_CONTROLLER_H_