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

chrome/browser/ui/cocoa/website_settings/chooser_bubble_ui_cocoa.mm

 // Copyright 2015 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.
 
 #import "chrome/browser/ui/cocoa/website_settings/chooser_bubble_ui_cocoa.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/mac/scoped_nsobject.h"
+#include "base/memory/ptr_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_window.h"
 #import "chrome/browser/ui/chrome_style.h"
 #import "chrome/browser/ui/cocoa/base_bubble_controller.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/browser_window_utils.h"
 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_button.h"
@@ skipping 23 matching lines @@
 // border.
 const CGFloat kMarginX = 20.0f;
 const CGFloat kMarginY = 20.0f;
 
 // Distance between two views inside the bubble.
 const CGFloat kHorizontalPadding = 10.0f;
 const CGFloat kVerticalPadding = 10.0f;
 
 }  // namespace
 
-scoped_ptr<BubbleUi> ChooserBubbleController::BuildBubbleUi() {
-  return make_scoped_ptr(new ChooserBubbleUiCocoa(browser_, this));
+std::unique_ptr<BubbleUi> ChooserBubbleController::BuildBubbleUi() {
+  return base::WrapUnique(new ChooserBubbleUiCocoa(browser_, this));
 }
 
 @interface ChooserBubbleUiController
     : BaseBubbleController<NSTableViewDataSource, NSTableViewDelegate> {
  @private
   // Bridge to the C++ class that created this object.
   ChooserBubbleUiCocoa* bridge_;
 
   base::scoped_nsobject<NSTextField> titleView_;
   base::scoped_nsobject<NSScrollView> scrollView_;
@@ skipping 524 matching lines @@
   [chooser_bubble_ui_controller_ onOptionAdded:static_cast<NSInteger>(index)];
 }
 
 void ChooserBubbleUiCocoa::OnOptionRemoved(size_t index) {
   [chooser_bubble_ui_controller_ onOptionRemoved:static_cast<NSInteger>(index)];
 }
 
 void ChooserBubbleUiCocoa::OnBubbleClosing() {
   chooser_bubble_ui_controller_ = nil;
 }