Remove RED/RTX workaround from sender/receiver and VideoEngine2.

webrtc/video/video_send_stream_tests.cc

 /*
  *  Copyright (c) 2013 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.
  */
 #include <algorithm>  // max
@@ skipping 500 matching lines @@
 // The FEC scheme used is not efficient for H264, so we should not use RED/FEC
 // since we'll still have to re-request FEC packets, effectively wasting
 // bandwidth since the receiver has to wait for FEC retransmissions to determine
 // that the received state is actually decodable.
 TEST_F(VideoSendStreamTest, DoesNotUtilizeUlpfecForH264WithNackEnabled) {
   UlpfecObserver test(false, true, true, false, "H264");
   RunBaseTest(&test);
 }
 
 // Without retransmissions FEC for H264 is fine.
-TEST_F(VideoSendStreamTest, DoesUtilizeRedForH264WithoutNackEnabled) {
+TEST_F(VideoSendStreamTest, DoesUtilizeUlpfecForH264WithoutNackEnabled) {
   UlpfecObserver test(false, false, true, true, "H264");
   RunBaseTest(&test);
 }
 
-TEST_F(VideoSendStreamTest, DoesUtilizeRedForVp8WithNackEnabled) {
+TEST_F(VideoSendStreamTest, DoesUtilizeUlpfecForVp8WithNackEnabled) {
   UlpfecObserver test(false, true, true, true, "VP8");
   RunBaseTest(&test);
 }
 
 #if !defined(RTC_DISABLE_VP9)
-TEST_F(VideoSendStreamTest, DoesUtilizeRedForVp9WithNackEnabled) {
+TEST_F(VideoSendStreamTest, DoesUtilizeUlpfecForVp9WithNackEnabled) {
   UlpfecObserver test(false, true, true, true, "VP9");
   RunBaseTest(&test);
 }
 #endif  // !defined(RTC_DISABLE_VP9)
 
 void VideoSendStreamTest::TestNackRetransmission(
     uint32_t retransmit_ssrc,
     uint8_t retransmit_payload_type) {
   class NackObserver : public test::SendTest {
    public:
@@ skipping 2444 matching lines @@
        RequestSourceRotateIfVideoOrientationExtensionNotSupported) {
   TestRequestSourceRotateVideo(false);
 }
 
 TEST_F(VideoSendStreamTest,
        DoNotRequestsRotationIfVideoOrientationExtensionSupported) {
   TestRequestSourceRotateVideo(true);
 }
 
 }  // namespace webrtc