It is time.

ui/aura/test/window_test_api.h

Index: ui/aura/test/window_test_api.h
diff --git a/ui/aura/test/window_test_api.h b/ui/aura/test/window_test_api.h
deleted file mode 100644
index 16a38ccf4a9cfa3a386d17945c89ba49716c082e..0000000000000000000000000000000000000000
--- a/ui/aura/test/window_test_api.h
+++ /dev/null
@@ -1,33 +0,0 @@
-// 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_AURA_TEST_WINDOW_TEST_API_H_
-#define UI_AURA_TEST_WINDOW_TEST_API_H_
-
-#include "base/basictypes.h"
-
-namespace aura {
-
-class Window;
-
-namespace test {
-
-class WindowTestApi {
- public:
-  explicit WindowTestApi(Window* window);
-
-  bool OwnsLayer() const;
-
-  bool ContainsMouse() const;
-
- private:
-  Window* window_;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowTestApi);
-};
-
-}  // namespace test
-}  // namespace aura
-
-#endif  // UI_AURA_TEST_WINDOW_TEST_API_H_