MacViews: Get widget_interactive_uitest compiling on Mac

ui/views/test/widget_test.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 UI_VIEWS_TEST_WIDGET_TEST_H_
 #define UI_VIEWS_TEST_WIDGET_TEST_H_
 
 #include "ui/gfx/native_widget_types.h"
 #include "ui/views/test/views_test_base.h"
 
@@ skipping 80 matching lines @@
   static void SimulateNativeDestroy(Widget* widget);
 
   // Return true if |window| is visible according to the native platform.
   static bool IsNativeWindowVisible(gfx::NativeWindow window);
 
   // Return the event processor for |widget|. On aura platforms, this is an
   // aura::WindowEventDispatcher. Otherwise, it is a bridge to the OS event
   // processor.
   static ui::EventProcessor* GetEventProcessor(Widget* widget);
 
+  // For interactive tests, the window currently with focus on the desktop.
+  // |widget_context| is used to determine the root window.
+  static gfx::NativeWindow CurrentlyFocussedWindow(Widget* widget_context);

[sky, 2014/08/05 17:15:52]

This is confusing that it takes a widget_context, and I don't think it really
returns the focused nativewindow for desktop aura. I also think this should move
to the one place that needs it.

[sky, 2014/08/05 17:15:52]

focused

+
  private:
   DISALLOW_COPY_AND_ASSIGN(WidgetTest);
 };
 
 }  // namespace test
 }  // namespace views
 
 #endif  // UI_VIEWS_TEST_WIDGET_TEST_H_