Ability to specify KeyType (RSA, ECDSA) in CreatePeerConnection

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 111 matching lines @@
         dest_desc->AddCandidate(source_candidates->at(n));
     }
   }
 }
 
 WebRtcSessionDescriptionFactory::WebRtcSessionDescriptionFactory(
     rtc::Thread* signaling_thread,
     cricket::ChannelManager* channel_manager,
     MediaStreamSignaling* mediastream_signaling,
     DTLSIdentityServiceInterface* dtls_identity_service,
+    rtc::KeyType key_type,
     WebRtcSession* session,
     const std::string& session_id,
     cricket::DataChannelType dct,
     bool dtls_enabled)
     : signaling_thread_(signaling_thread),
       mediastream_signaling_(mediastream_signaling),
       session_desc_factory_(channel_manager, &transport_desc_factory_),
       // RFC 4566 suggested a Network Time Protocol (NTP) format timestamp
       // as the session id and session version. To simplify, it should be fine
       // to just use a random number as session id and start version from
       // |kInitSessionVersion|.
       session_version_(kInitSessionVersion),
       identity_service_(dtls_identity_service),
       session_(session),
       session_id_(session_id),
       data_channel_type_(dct),
       identity_request_state_(IDENTITY_NOT_NEEDED) {
   transport_desc_factory_.set_protocol(cricket::ICEPROTO_RFC5245);
   session_desc_factory_.set_add_legacy_streams(false);
   // SRTP-SDES is disabled if DTLS is on.
   SetSdesPolicy(dtls_enabled ? cricket::SEC_DISABLED : cricket::SEC_REQUIRED);
 
   if (!dtls_enabled) {
     return;
   }
 
+  // TODO(hbos): Use |key_type| after webrtc CR 1176383004 lands.
   if (identity_service_.get()) {
     identity_request_observer_ =
       new rtc::RefCountedObject<WebRtcIdentityRequestObserver>();
 
     identity_request_observer_->SignalRequestFailed.connect(
         this, &WebRtcSessionDescriptionFactory::OnIdentityRequestFailed);
     identity_request_observer_->SignalIdentityReady.connect(
         this, &WebRtcSessionDescriptionFactory::SetIdentity);
 
     if (identity_service_->RequestIdentity(
@@ skipping 280 matching lines @@
     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