Remove deprecated functions.

talk/app/webrtc/webrtcsession_unittest.cc

 /*
  * libjingle
  * Copyright 2012 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 1067 matching lines @@
                    observer_.ice_gathering_state_,
                    kIceCandidatesTimeout);
     EXPECT_TRUE_WAIT(observer_.oncandidatesready_, kIceCandidatesTimeout);
     EXPECT_EQ_WAIT(PeerConnectionInterface::kIceGatheringComplete,
                    observer_.ice_gathering_state_,
                    kIceCandidatesTimeout);
 
     std::string sdp;
     offer->ToString(&sdp);
     SessionDescriptionInterface* desc =
-        webrtc::CreateSessionDescription(JsepSessionDescription::kAnswer, sdp);
+        webrtc::CreateSessionDescription(
+            JsepSessionDescription::kAnswer, sdp, nullptr);
     ASSERT_TRUE(desc != NULL);
     SetRemoteDescriptionWithoutError(desc);
 
     EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionChecking,
                    observer_.ice_connection_state_,
                    kIceCandidatesTimeout);
 
     // The ice connection state is "Connected" too briefly to catch in a test.
     EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionCompleted,
                    observer_.ice_connection_state_,
@@ skipping 2784 matching lines @@
     // terminated.  The offer creation may or may not have succeeded, but we
     // must have received a notification which, so the only invalid state
     // is kInit.
     EXPECT_NE(WebRtcSessionCreateSDPObserverForTest::kInit, o->state());
   }
 }
 
 // TODO(bemasc): Add a TestIceStatesBundle with BUNDLE enabled.  That test
 // currently fails because upon disconnection and reconnection OnIceComplete is
 // called more than once without returning to IceGatheringGathering.