Fixed memleak when two voip blocks present in single rtcp packet.

webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_RECEIVER_HELP_H_
 #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_RECEIVER_HELP_H_
 
 #include <list>
+#include <memory>
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/base/scoped_ptr.h"
 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"  // RTCPReportBlock
 #include "webrtc/modules/rtp_rtcp/source/rtcp_utility.h"
 #include "webrtc/modules/rtp_rtcp/source/tmmbr_help.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ skipping 55 matching lines @@
     uint8_t   sliPictureId;
     uint64_t  rpsiPictureId;
     uint32_t  receiverEstimatedMaxBitrate;
 
     uint32_t ntp_secs;
     uint32_t ntp_frac;
     uint32_t rtp_timestamp;
 
     uint32_t xr_originator_ssrc;
     bool xr_dlrr_item;
-    RTCPVoIPMetric*  VoIPMetric;
+    std::unique_ptr<RTCPVoIPMetric>  VoIPMetric;
 
     rtc::scoped_ptr<rtcp::TransportFeedback> transport_feedback_;
 
 private:
     RTC_DISALLOW_COPY_AND_ASSIGN(RTCPPacketInformation);
 };
 
 class RTCPReceiveInformation
 {
 public:
@@ skipping 27 matching lines @@
 
     bool            readyForDelete;
 private:
     std::vector<int64_t> _tmmbrSetTimeouts;
 };
 
 }  // end namespace RTCPHelp
 }  // namespace webrtc
 
 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_RECEIVER_HELP_H_