Enable showing the toolkit-views simplified fullscreen UI on Mac.

chrome/browser/ui/views/exclusive_access_bubble_views_context.h

 // Copyright (c) 2015 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_VIEWS_EXCLUSIVE_ACCESS_BUBBLE_VIEWS_CONTEXT_H_
 #define CHROME_BROWSER_UI_VIEWS_EXCLUSIVE_ACCESS_BUBBLE_VIEWS_CONTEXT_H_
 
 #include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/native_widget_types.h"
 
 class ExclusiveAccessManager;
 
+namespace ui {
+class AcceleratorProvider;
+}
+
 namespace views {
 class Widget;
 }
 
 // Context in which the exclusive access bubble view is initiated.
 class ExclusiveAccessBubbleViewsContext {
  public:
-  virtual ~ExclusiveAccessBubbleViewsContext() {}
-
   // Returns ExclusiveAccessManager controlling exclusive access for the given
   // webview.
   virtual ExclusiveAccessManager* GetExclusiveAccessManager() = 0;
 
   // Returns the Widget that hosts the view containing the exclusive access
-  // bubble.
+  // bubble. Not used for the simplified fullscreen UI.
   virtual views::Widget* GetBubbleAssociatedWidget() = 0;
 
+  // Returns the AcceleratorProvider, providing the shortcut key to exit the
+  // exclusive access.
+  virtual ui::AcceleratorProvider* GetAcceleratorProvider() = 0;
+
+  // Returns the view used to parent the bubble Widget.
+  virtual gfx::NativeView GetBubbleParentView() const = 0;
+
+  // Return the current mouse cursor location, offset from the top-left of the
+  // parent window.
+  virtual gfx::Point GetCursorPointInParent() const = 0;
+
+  // Return the current bounds (not restored bounds) of the parent window.
+  virtual gfx::Rect GetClientAreaBoundsInScreen() const = 0;
+
   // Returns true if immersive mode is enabled.
   virtual bool IsImmersiveModeEnabled() = 0;
 
   // Returns the bounds of the top level View in screen coordinate system.
   virtual gfx::Rect GetTopContainerBoundsInScreen() = 0;
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_EXCLUSIVE_ACCESS_BUBBLE_VIEWS_CONTEXT_H_