Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/views/tabs/alert_indicator_button.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 "chrome/browser/ui/views/tabs/alert_indicator_button.h"
 
 #include "base/macros.h"
 #include "chrome/browser/ui/views/tabs/tab.h"
 #include "chrome/browser/ui/views/tabs/tab_controller.h"
 #include "chrome/browser/ui/views/tabs/tab_renderer_data.h"
@@ skipping 51 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(FadeAnimationDelegate);
 };
 
 AlertIndicatorButton::AlertIndicatorButton(Tab* parent_tab)
     : views::ImageButton(NULL),
       parent_tab_(parent_tab),
       alert_state_(TabAlertState::NONE),
       showing_alert_state_(TabAlertState::NONE) {
   DCHECK(parent_tab_);
   SetEventTargeter(
-      scoped_ptr<views::ViewTargeter>(new views::ViewTargeter(this)));
+      std::unique_ptr<views::ViewTargeter>(new views::ViewTargeter(this)));
 }
 
 AlertIndicatorButton::~AlertIndicatorButton() {}
 
 void AlertIndicatorButton::TransitionToAlertState(TabAlertState next_state) {
   if (next_state == alert_state_)
     return;
 
   TabAlertState previous_alert_showing_state = showing_alert_state_;
 
@@ skipping 177 matching lines @@
   SkColor color = parent_tab_->button_color();
   gfx::ImageSkia indicator_image =
       chrome::GetTabAlertIndicatorImage(state, color).AsImageSkia();
   SetImage(views::CustomButton::STATE_NORMAL, &indicator_image);
   SetImage(views::CustomButton::STATE_DISABLED, &indicator_image);
   gfx::ImageSkia affordance_image =
       chrome::GetTabAlertIndicatorAffordanceImage(state, color).AsImageSkia();
   SetImage(views::CustomButton::STATE_HOVERED, &affordance_image);
   SetImage(views::CustomButton::STATE_PRESSED, &affordance_image);
 }