[Ash] Always show minimize button.

ash/frame/default_header_painter_unittest.cc

 // Copyright 2014 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/frame/default_header_painter.h"
 
 #include "ash/frame/caption_buttons/frame_caption_button_container_view.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/wm/window_state.h"
@@ skipping 18 matching lines @@
     params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
     params.context = CurrentContext();
     widget->Init(params);
     return widget;
   }
 };
 
 // Ensure the title text is vertically aligned with the window icon.
 TEST_F(DefaultHeaderPainterTest, TitleIconAlignment) {
   scoped_ptr<Widget> w(CreateTestWidget());
-  ash::FrameCaptionButtonContainerView container(w.get(),
-  ash::FrameCaptionButtonContainerView::MINIMIZE_ALLOWED);
+  ash::FrameCaptionButtonContainerView container(w.get());
   views::StaticSizedView window_icon(gfx::Size(16, 16));
   window_icon.SetBounds(0, 0, 16, 16);
   w->SetBounds(gfx::Rect(0, 0, 500, 500));
   w->Show();
 
   DefaultHeaderPainter painter;
   painter.Init(w.get(),
                w->non_client_view()->frame_view(),
                &container);
   painter.UpdateLeftHeaderView(&window_icon);
   painter.LayoutHeader();
   gfx::Rect title_bounds = painter.GetTitleBounds();
   EXPECT_EQ(window_icon.bounds().CenterPoint().y(),
             title_bounds.CenterPoint().y());
 }
 
 }  // namespace ash