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

chrome/browser/ui/webui/fallback_icon_source.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_WEBUI_FALLBACK_ICON_SOURCE_H_
 #define CHROME_BROWSER_UI_WEBUI_FALLBACK_ICON_SOURCE_H_
 
+#include <memory>
 #include <string>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "content/public/browser/url_data_source.h"
 
 class GURL;
 
 namespace favicon_base {
 struct FallbackIconStyle;
 }
 
 namespace favicon {
 class FallbackIconService;
@@ skipping 58 matching lines @@
   // Sends the default fallback icon.
   void SendDefaultResponse(
       const content::URLDataSource::GotDataCallback& callback);
 
   favicon::FallbackIconService* fallback_icon_service_;
 
   DISALLOW_COPY_AND_ASSIGN(FallbackIconSource);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_FALLBACK_ICON_SOURCE_H_