Pass ownership of candidate to PeerConnection::OnIceCandidate

webrtc/pc/webrtcsession.cc

 /*
  *  Copyright 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.
  */
 
@@ skipping 1484 matching lines @@
   int sdp_mline_index;
   if (!GetLocalCandidateMediaIndex(transport_name, &sdp_mline_index)) {
     LOG(LS_ERROR) << "OnTransportControllerCandidatesGathered: content name "
                   << transport_name << " not found";
     return;
   }
 
   for (cricket::Candidates::const_iterator citer = candidates.begin();
        citer != candidates.end(); ++citer) {
     // Use transport_name as the candidate media id.
-    JsepIceCandidate candidate(transport_name, sdp_mline_index, *citer);
+    std::unique_ptr<JsepIceCandidate> candidate(
+        new JsepIceCandidate(transport_name, sdp_mline_index, *citer));
+    if (local_description()) {
+      mutable_local_description()->AddCandidate(candidate.get());
+    }
     if (ice_observer_) {
-      ice_observer_->OnIceCandidate(&candidate);
-    }
-    if (local_description()) {
-      mutable_local_description()->AddCandidate(&candidate);
+      ice_observer_->OnIceCandidate(std::move(candidate));
     }
   }
 }
 
 void WebRtcSession::OnTransportControllerCandidatesRemoved(
     const std::vector<cricket::Candidate>& candidates) {
   RTC_DCHECK(signaling_thread()->IsCurrent());
   // Sanity check.
   for (const cricket::Candidate& candidate : candidates) {
     if (candidate.transport_name().empty()) {
@@ skipping 862 matching lines @@
       (rtp_data_channel_->rtcp_dtls_transport() != nullptr);
   channel_manager_->DestroyRtpDataChannel(rtp_data_channel_.release());
   transport_controller_->DestroyDtlsTransport(
       transport_name, cricket::ICE_CANDIDATE_COMPONENT_RTP);
   if (need_to_delete_rtcp) {
     transport_controller_->DestroyDtlsTransport(
         transport_name, cricket::ICE_CANDIDATE_COMPONENT_RTCP);
   }
 }
 }  // namespace webrtc