Remove "Alternate frame caption button style" command line flag

ash/frame/caption_buttons/alternate_frame_size_button_unittest.cc

 // 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.
 
 #include "ash/frame/caption_buttons/alternate_frame_size_button.h"
 
-#include "ash/ash_switches.h"
 #include "ash/frame/caption_buttons/frame_caption_button.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"
-#include "base/command_line.h"
 #include "base/i18n/rtl.h"
 #include "grit/ash_resources.h"
 #include "ui/aura/test/event_generator.h"
 #include "ui/aura/window.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/events/gestures/gesture_configuration.h"
 #include "ui/gfx/display.h"
 #include "ui/gfx/screen.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
@@ skipping 96 matching lines @@
     params.bounds = gfx::Rect(10, 10, 100, 100);
     widget->Init(params);
     widget->Show();
     return widget;
   }
 
   // AshTestBase overrides:
   virtual void SetUp() OVERRIDE {
     AshTestBase::SetUp();
 
-    CommandLine* command_line = CommandLine::ForCurrentProcess();
-    command_line->AppendSwitch(
-        switches::kAshEnableAlternateFrameCaptionButtonStyle);
-
     TestWidgetDelegate* delegate = new TestWidgetDelegate();
     window_state_ = ash::wm::GetWindowState(
         CreateWidget(delegate)->GetNativeWindow());
 
     FrameCaptionButtonContainerView::TestApi test(
         delegate->caption_button_container());
 
     minimize_button_ = test.minimize_button();
     size_button_ = test.size_button();
     static_cast<AlternateFrameSizeButton*>(
@@ skipping 325 matching lines @@
 
   // None of the buttons should stay pressed and the buttons should have their
   // regular icons.
   EXPECT_TRUE(AllButtonsInNormalState());
   EXPECT_EQ(CAPTION_BUTTON_ICON_MINIMIZE, minimize_button()->icon());
   EXPECT_EQ(CAPTION_BUTTON_ICON_CLOSE, close_button()->icon());
 }
 
 }  // namespace test
 }  // namespace ash