Replacing SSLIdentity* with scoped_refptr<RTCCertificate> in TransportDescriptionFactory layer

talk/app/webrtc/webrtcsessiondescriptionfactory.cc

 /*
  * libjingle
  * Copyright 2013 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 237 matching lines @@
       // Skip MSG_USE_CONSTRUCTOR_CERTIFICATE because we don't want to trigger
       // SetIdentity-related callbacks in the destructor. This can be a problem
       // when WebRtcSession listens to the callback but it was the WebRtcSession
       // destructor that caused WebRtcSessionDescriptionFactory's destruction.
       // The callback is then ignored, leaking memory allocated by OnMessage for
       // MSG_USE_CONSTRUCTOR_CERTIFICATE.
       delete msg.pdata;
     }
   }
 
-  transport_desc_factory_.set_identity(NULL);
+  transport_desc_factory_.set_certificate(nullptr);
 }
 
 void WebRtcSessionDescriptionFactory::CreateOffer(
     CreateSessionDescriptionObserver* observer,
     const PeerConnectionInterface::RTCOfferAnswerOptions& options) {
   cricket::MediaSessionOptions session_options;
 
   std::string error = "CreateOffer";
   if (certificate_request_state_ == CERTIFICATE_FAILED) {
     error += kFailedDueToIdentityFailed;
@@ skipping 246 matching lines @@
 }
 
 void WebRtcSessionDescriptionFactory::SetCertificate(
     const rtc::scoped_refptr<rtc::RTCCertificate>& certificate) {
   DCHECK(certificate);
   LOG(LS_VERBOSE) << "Setting new certificate";
 
   certificate_request_state_ = CERTIFICATE_SUCCEEDED;
   SignalCertificateReady(certificate);
 
-  // TODO(hbos): set_certificate
-  transport_desc_factory_.set_identity(certificate->identity());
+  transport_desc_factory_.set_certificate(certificate);
   transport_desc_factory_.set_secure(cricket::SEC_ENABLED);
 
   while (!create_session_description_requests_.empty()) {
     if (create_session_description_requests_.front().type ==
         CreateSessionDescriptionRequest::kOffer) {
       InternalCreateOffer(create_session_description_requests_.front());
     } else {
       InternalCreateAnswer(create_session_description_requests_.front());
     }
     create_session_description_requests_.pop();
   }
 }
 }  // namespace webrtc