Changed raw pointer to WeakPtr to prevent use-after-free on destruction.

content/browser/media/webrtc/webrtc_eventlog_host.h

 // Copyright 2016 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_BROWSER_MEDIA_WEBRTC_WEBRTC_EVENTLOG_HOST_H_
 #define CONTENT_BROWSER_MEDIA_WEBRTC_WEBRTC_EVENTLOG_HOST_H_
 
 #include <vector>
 
 #include "base/files/file_path.h"
@@ skipping 22 matching lines @@
   bool StopWebRTCEventLog();
 
   // This function should be used to notify the WebRTCEventLogHost object that a
   // PeerConnection was created in the corresponding render process.
   void PeerConnectionAdded(int peer_connection_local_id);
 
   // This function should be used to notify the WebRTCEventLogHost object that a
   // PeerConnection was removed in the corresponding render process.
   void PeerConnectionRemoved(int peer_connection_local_id);
 
+  base::WeakPtr<WebRTCEventLogHost> GetWeakPtr();
+
  private:
   // Actually start the eventlog for a single PeerConnection using the path
   // stored in base_file_path_.
   bool StartEventLogForPeerConnection(int peer_connection_local_id);
 
   // Send the platform file to the render process using an IPC message.
   void SendEventLogFileToRenderer(int peer_connection_local_id,
                                   IPC::PlatformFileForTransit file_for_transit);
 
   // The render process ID that this object is associated with.
@@ skipping 13 matching lines @@
   bool rtc_event_logging_enabled_;
 
   base::WeakPtrFactory<WebRTCEventLogHost> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRTCEventLogHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_MEDIA_WEBRTC_WEBRTC_EVENTLOG_HOST_H_