ash: Remove use of ALLOW_THIS_IN_INITIALIZER_LIST.

ash/shell/lock_view.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/session_state_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/shell/example_factory.h"
 #include "base/utf_string_conversions.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/window.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/font.h"
 #include "ui/views/controls/button/label_button.h"
 #include "ui/views/corewm/tooltip_controller.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 
 using ash::Shell;
 
 namespace ash {
 namespace shell {
 
 class LockView : public views::WidgetDelegateView,
                  public views::ButtonListener {
  public:
-  LockView() : unlock_button_(ALLOW_THIS_IN_INITIALIZER_LIST(
-                   new views::LabelButton(this, ASCIIToUTF16("Unlock")))) {
+  LockView()
+      : unlock_button_(new views::LabelButton(this, ASCIIToUTF16("Unlock"))) {
     unlock_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON);
     AddChildView(unlock_button_);
     unlock_button_->set_focusable(true);
   }
   virtual ~LockView() {}
 
   // Overridden from views::View:
   virtual gfx::Size GetPreferredSize() OVERRIDE {
     return gfx::Size(500, 400);
   }
@@ skipping 62 matching lines @@
   widget->GetNativeView()->SetName("LockView");
   widget->GetNativeView()->Focus();
 
   // TODO: it shouldn't be necessary to invoke UpdateTooltip() here.
   Shell::GetInstance()->tooltip_controller()->UpdateTooltip(
       widget->GetNativeView());
 }
 
 }  // namespace shell
 }  // namespace ash