Wire up FlexFEC in VideoEngine2.

webrtc/config.h

 /*
  *  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.
  */
 
@@ skipping 43 matching lines @@
   int red_rtx_payload_type;
 };
 
 // Settings for FlexFEC forward error correction.
 // Set the payload type to '-1' to disable.
 struct FlexfecConfig {
   FlexfecConfig();
   ~FlexfecConfig();
   std::string ToString() const;
 
+  bool IsValid() const;
+
   // Payload type of FlexFEC.
   int flexfec_payload_type;
 
   // SSRC of FlexFEC stream.
   uint32_t flexfec_ssrc;
 
   // Vector containing a single element, corresponding to the SSRC of the media
   // stream being protected by this FlexFEC stream. The vector MUST have size 1.
   //
   // TODO(brandtr): Update comment above when we support multistream protection.
@@ skipping 179 matching lines @@
 class DecoderSpecificSettings {
  public:
   DecoderSpecificSettings();
   virtual ~DecoderSpecificSettings();
   rtc::Optional<VideoDecoderH264Settings> h264_extra_settings;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_CONFIG_H_