ash: Remove use of ALLOW_THIS_IN_INITIALIZER_LIST.

ash/shelf/background_animator.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/shelf/background_animator.h"
 
 
 namespace ash {
 namespace internal {
 
 namespace {
 
 // Duration of the background animation.
 const int kBackgroundDurationMS = 1000;
 
 }
 
 BackgroundAnimator::BackgroundAnimator(BackgroundAnimatorDelegate* delegate,
                                        int min_alpha,
                                        int max_alpha)
     : delegate_(delegate),
       min_alpha_(min_alpha),
       max_alpha_(max_alpha),
-      ALLOW_THIS_IN_INITIALIZER_LIST(animation_(this)),
+      animation_(this),
       paints_background_(false),
       alpha_(min_alpha) {
   animation_.SetSlideDuration(kBackgroundDurationMS);
 }
 
 BackgroundAnimator::~BackgroundAnimator() {
 }
 
 void BackgroundAnimator::SetDuration(int time_in_ms) {
   animation_.SetSlideDuration(time_in_ms);
@@ skipping 17 matching lines @@
 void BackgroundAnimator::AnimationProgressed(const ui::Animation* animation) {
   int alpha = animation->CurrentValueBetween(min_alpha_, max_alpha_);
   if (alpha_ == alpha)
     return;
   alpha_ = alpha;
   delegate_->UpdateBackground(alpha_);
 }
 
 }  // namespace internal
 }  // namespace ash