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

chrome/browser/extensions/api/messaging/extension_message_port.h

 // Copyright (c) 2012 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_EXTENSIONS_API_MESSAGING_EXTENSION_MESSAGE_PORT_H_
 #define CHROME_BROWSER_EXTENSIONS_API_MESSAGING_EXTENSION_MESSAGE_PORT_H_
 
 #include "base/macros.h"
 #include "chrome/browser/extensions/api/messaging/message_service.h"
 
@@ skipping 28 matching lines @@
                        int port_id,
                        const std::string& extension_id,
                        content::RenderProcessHost* extension_process);
   ~ExtensionMessagePort() override;
 
   // MessageService::MessagePort:
   void RemoveCommonFrames(const MessagePort& port) override;
   bool HasFrame(content::RenderFrameHost* rfh) const override;
   bool IsValidPort() override;
   void DispatchOnConnect(const std::string& channel_name,
-                         scoped_ptr<base::DictionaryValue> source_tab,
+                         std::unique_ptr<base::DictionaryValue> source_tab,
                          int source_frame_id,
                          int guest_process_id,
                          int guest_render_frame_routing_id,
                          const std::string& source_extension_id,
                          const std::string& target_extension_id,
                          const GURL& source_url,
                          const std::string& tls_channel_id) override;
   void DispatchOnDisconnect(const std::string& error_message) override;
   void DispatchOnMessage(const Message& message) override;
   void IncrementLazyKeepaliveCount() override;
   void DecrementLazyKeepaliveCount() override;
   void OpenPort(int process_id, int routing_id) override;
   void ClosePort(int process_id, int routing_id) override;
 
  private:
   class FrameTracker;
 
   // Registers a frame as a receiver / sender.
   void RegisterFrame(content::RenderFrameHost* rfh);
 
   // Unregisters a frame as a receiver / sender. When there are no registered
   // frames any more, the port closes via CloseChannel().
   void UnregisterFrame(content::RenderFrameHost* rfh);
 
   // Immediately close the port and its associated channel.
   void CloseChannel();
 
   // Send a IPC message to the renderer for all registered frames.
-  void SendToPort(scoped_ptr<IPC::Message> msg);
+  void SendToPort(std::unique_ptr<IPC::Message> msg);
 
   base::WeakPtr<MessageService> weak_message_service_;
 
   int port_id_;
   std::string extension_id_;
   content::BrowserContext* browser_context_;
   // Only for receivers in an extension process.
   content::RenderProcessHost* extension_process_;
 
   // When the port is used as a sender, this set contains only one element.
   // If used as a receiver, it may contain any number of frames.
   // This set is populated before the first message is sent to the destination,
   // and shrinks over time when the port is rejected by the recipient frame, or
   // when the frame is removed or unloaded.
   std::set<content::RenderFrameHost*> frames_;
 
   // Whether the renderer acknowledged creation of the port. This is used to
   // distinguish abnormal port closure (e.g. no receivers) from explicit port
   // closure (e.g. by the port.disconnect() JavaScript method in the renderer).
   bool did_create_port_;
 
   ExtensionHost* background_host_ptr_;  // used in IncrementLazyKeepaliveCount
-  scoped_ptr<FrameTracker> frame_tracker_;
+  std::unique_ptr<FrameTracker> frame_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionMessagePort);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_MESSAGING_EXTENSION_MESSAGE_PORT_H_