Simplify {,Set}UlpfecConfig interface.

webrtc/modules/rtp_rtcp/source/rtp_sender_unittest.cc

Index: webrtc/modules/rtp_rtcp/source/rtp_sender_unittest.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_sender_unittest.cc b/webrtc/modules/rtp_rtcp/source/rtp_sender_unittest.cc
index 0fed67737771d194d0339fa05e6be09a50752d00..6bf97b29b50765f1723c94c282780bb59f02ca33 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_sender_unittest.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_sender_unittest.cc
@@ -1215,8 +1215,8 @@ TEST_F(RtpSenderTestWithoutPacer, StreamDataCountersCallbacks) {
   expected.transmitted.packets = 3;
   callback.Matches(ssrc, expected);
 
-  // Send FEC.
-  rtp_sender_->SetUlpfecConfig(true, kRedPayloadType, kUlpfecPayloadType);
+  // Send ULPFEC.
+  rtp_sender_->SetUlpfecConfig(kRedPayloadType, kUlpfecPayloadType);
   FecProtectionParams fec_params;
   fec_params.fec_mask_type = kFecMaskRandom;
   fec_params.fec_rate = 1;