Remove non USE_AURA code from views files.

chrome/browser/ui/views/chrome_browser_main_extra_parts_views.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 "chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h"
 
 #include "chrome/browser/chrome_browser_main.h"
 #include "chrome/browser/ui/views/chrome_views_delegate.h"
 #include "chrome/common/chrome_switches.h"
 #include "ui/base/ui_base_switches.h"
-
-#if defined(USE_AURA)
 #include "ui/wm/core/wm_state.h"
-#endif
 
 ChromeBrowserMainExtraPartsViews::ChromeBrowserMainExtraPartsViews() {
 }
 
 ChromeBrowserMainExtraPartsViews::~ChromeBrowserMainExtraPartsViews() {
 }
 
 void ChromeBrowserMainExtraPartsViews::ToolkitInitialized() {
   // The delegate needs to be set before any UI is created so that windows
   // display the correct icon.
   if (!views::ViewsDelegate::views_delegate)
     views::ViewsDelegate::views_delegate = new ChromeViewsDelegate;
 
-#if defined(USE_AURA)
   wm_state_.reset(new wm::WMState);
-#endif
 }