Revert "views: Move widget/ directory to ui/views." properly.

views/widget/native_widget_test_utils.h

+// Copyright (c) 2011 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 VIEWS_WIDGET_NATIVE_WIDGET_TEST_UTILS_H_
+#define VIEWS_WIDGET_NATIVE_WIDGET_TEST_UTILS_H_
+#pragma once
+
+namespace views {
+namespace internal {
+
+class NativeWidgetPrivate;
+
+// Create dummy widgets for use in testing.  Caller owns the returned
+// |NativeWidgetPrivate| object which, in turn, owns the associated Widget.
+NativeWidgetPrivate* CreateNativeWidget();
+NativeWidgetPrivate* CreateNativeSubWidget();
+
+}  // namespace internal
+}  // namespace views
+
+#endif  // VIEWS_WIDGET_NATIVE_WIDGET_TEST_UTILS_H_