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

chrome/browser/ui/website_settings/chooser_bubble_controller.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBSITE_SETTINGS_CHOOSER_BUBBLE_CONTROLLER_H_
 #define CHROME_BROWSER_UI_WEBSITE_SETTINGS_CHOOSER_BUBBLE_CONTROLLER_H_
 
 #include <vector>
 
 #include "base/macros.h"
@@ skipping 40 matching lines @@
 
    protected:
     virtual ~Observer() {}
   };
 
   // Open help center URL.
   void OpenHelpCenterUrl() const;
 
   // BubbleDelegate:
   std::string GetName() const override;
-  scoped_ptr<BubbleUi> BuildBubbleUi() override;
+  std::unique_ptr<BubbleUi> BuildBubbleUi() override;
   const content::RenderFrameHost* OwningFrame() const override;
 
   // The number of options users can pick from. For example, it can be
   // the number of USB/Bluetooth device names which are listed in the
   // chooser bubble so that users can grant permission.
   virtual size_t NumOptions() const = 0;
 
   // The |index|th option string which is listed in the chooser bubble.
   virtual const base::string16& GetOption(size_t index) const = 0;
 
@@ skipping 18 matching lines @@
 
  private:
   Browser* browser_;
   const content::RenderFrameHost* const owning_frame_;
   Observer* observer_ = nullptr;
 
   DISALLOW_COPY_AND_ASSIGN(ChooserBubbleController);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBSITE_SETTINGS_CHOOSER_BUBBLE_CONTROLLER_H_