MacViews: Implement Full Keyboard Access.

ui/base/test/scoped_fake_nswindow_focus.h

 // Copyright 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 UI_BASE_TEST_SCOPED_FAKE_NSWINDOW_FOCUS_H_
 #define UI_BASE_TEST_SCOPED_FAKE_NSWINDOW_FOCUS_H_
 
 #include <memory>
 
 #include "base/macros.h"
 
 namespace base {
 namespace mac {
 class ScopedObjCClassSwizzler;
 }
 }
 
 namespace ui {
 namespace test {
 
-// Simulates key and main status by listening for -makeKeyWindow and
-// -makeMainWindow. This allows test coverage of code relying on window focus
-// changes without resorting to an interactive_ui_test.
+// Simulates key and main status by listening for -makeKeyWindow,
+// -makeMainWindow and -orderOut:. This allows test coverage of code relying on
+// window focus changes without resorting to an interactive_ui_test.
 class ScopedFakeNSWindowFocus {
  public:
   ScopedFakeNSWindowFocus();
   ~ScopedFakeNSWindowFocus();
 
  private:
   std::unique_ptr<base::mac::ScopedObjCClassSwizzler> is_main_swizzler_;
   std::unique_ptr<base::mac::ScopedObjCClassSwizzler> make_main_swizzler_;
   std::unique_ptr<base::mac::ScopedObjCClassSwizzler> is_key_swizzler_;
   std::unique_ptr<base::mac::ScopedObjCClassSwizzler> make_key_swizzler_;
+  std::unique_ptr<base::mac::ScopedObjCClassSwizzler> order_out_swizzler_;
 
   DISALLOW_COPY_AND_ASSIGN(ScopedFakeNSWindowFocus);
 };
 
 }  // namespace test
 }  // namespace ui
 
 #endif  // UI_BASE_TEST_SCOPED_FAKE_NSWINDOW_FOCUS_H_