Convert //extensions/browser from scoped_ptr to std::unique_ptr

extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.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 "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h"
 
 #include <utility>
 
 #include "base/strings/stringprintf.h"
 #include "components/guest_view/common/guest_view_constants.h"
@@ skipping 18 matching lines @@
 #include "extensions/strings/grit/extensions_strings.h"
 #include "ipc/ipc_message_macros.h"
 #include "net/base/url_util.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 
 using content::WebContents;
 using guest_view::GuestViewBase;
 
 namespace extensions {
 
-StreamContainer::StreamContainer(scoped_ptr<content::StreamInfo> stream,
+StreamContainer::StreamContainer(std::unique_ptr<content::StreamInfo> stream,
                                  int tab_id,
                                  bool embedded,
                                  const GURL& handler_url,
                                  const std::string& extension_id)
     : stream_(std::move(stream)),
       embedded_(embedded),
       tab_id_(tab_id),
       handler_url_(handler_url),
       extension_id_(extension_id),
       weak_factory_(this) {
@@ skipping 185 matching lines @@
           element_instance_id()));
 }
 
 base::WeakPtr<StreamContainer> MimeHandlerViewGuest::GetStream() const {
   if (!stream_)
     return base::WeakPtr<StreamContainer>();
   return stream_->GetWeakPtr();
 }
 
 }  // namespace extensions