Use scoped_ptr instead of linked_ptr from /content/renderer

content/renderer/presentation/presentation_dispatcher.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 CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_
 #define CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_
 
 #include <map>
 #include <queue>
 
 #include "base/compiler_specific.h"
 #include "base/id_map.h"
-#include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/common/content_export.h"
 #include "content/common/presentation/presentation_service.mojom.h"
 #include "content/public/renderer/render_frame_observer.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "third_party/WebKit/public/platform/modules/presentation/WebPresentationClient.h"
 
 namespace blink {
 class WebPresentationAvailabilityObserver;
 class WebString;
@@ skipping 94 matching lines @@
 
   void UpdateListeningState();
 
   // Used as a weak reference. Can be null since lifetime is bound to the frame.
   blink::WebPresentationController* controller_;
   presentation::PresentationServicePtr presentation_service_;
   mojo::Binding<presentation::PresentationServiceClient> binding_;
 
   // Message requests are queued here and only one message at a time is sent
   // over mojo channel.
-  using MessageRequestQueue = std::queue<linked_ptr<SendMessageRequest>>;
+  using MessageRequestQueue = std::queue<scoped_ptr<SendMessageRequest>>;
   MessageRequestQueue message_request_queue_;
 
   enum class ListeningState {
     INACTIVE,
     WAITING,
     ACTIVE,
   };
 
   using AvailabilityCallbacksMap =
       IDMap<blink::WebPresentationAvailabilityCallbacks, IDMapOwnPointer>;
@@ skipping 17 matching lines @@
   // Updates the listening state of availability for |status| and notifies the
   // client.
   void UpdateListeningState(AvailabilityStatus* status);
 
   DISALLOW_COPY_AND_ASSIGN(PresentationDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_