views::Separator cleanup.

ash/common/system/tray/system_tray_unittest.cc

 // Copyright (c) 2012 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.
 
 #include "ash/common/system/tray/system_tray.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/common/accelerators/accelerator_controller.h"
@@ skipping 14 matching lines @@
 #include "ash/test/status_area_widget_test_helper.h"
 #include "ash/test/test_system_tray_item.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/test/histogram_tester.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
 #include "ui/events/test/event_generator.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/rect.h"
+#include "ui/views/controls/separator.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 
 namespace ash {
 namespace test {
 
 namespace {
 
 const char kVisibleRowsHistogramName[] =
@@ skipping 592 matching lines @@
   RunAllPendingInMessageLoop();
   EXPECT_LT(0, notification_tray->tray_bubble_height_for_test());
 
   // Hide the default view, ensure the tray bubble height is back to zero.
   ASSERT_TRUE(tray->CloseSystemBubble());
   RunAllPendingInMessageLoop();
 
   EXPECT_EQ(0, notification_tray->tray_bubble_height_for_test());
 }
 
+TEST_F(SystemTrayTest, SeparatorThickness) {
+  EXPECT_EQ(kSeparatorWidth, views::Separator::kThickness);
+}
+
 }  // namespace test
 }  // namespace ash