Merge methods for configuring NACK/FEC/hybrid.

webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h

 /*
  *  Copyright (c) 2012 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 590 matching lines @@
     *
     ***************************************************************************/
 
     /*
     *   Set the target send bitrate
     */
     virtual void SetTargetSendBitrate(uint32_t bitrate_bps) = 0;
 
     /*
     *   Turn on/off generic FEC
-    *
-    *   return -1 on failure else 0
     */
-    virtual int32_t SetGenericFECStatus(bool enable,
-                                        uint8_t payloadTypeRED,
-                                        uint8_t payloadTypeFEC) = 0;
+    virtual void SetGenericFECStatus(bool enable,
+                                     uint8_t payload_type_red,
+                                     uint8_t payload_type_fec) = 0;
 
     /*
     *   Get generic FEC setting
-    *
-    *   return -1 on failure else 0
     */
-    virtual int32_t GenericFECStatus(bool& enable,
+    virtual void GenericFECStatus(bool& enable,
                                      uint8_t& payloadTypeRED,
                                      uint8_t& payloadTypeFEC) = 0;
 
 
     virtual int32_t SetFecParameters(
         const FecProtectionParams* delta_params,
         const FecProtectionParams* key_params) = 0;
 
     /*
     *   Set method for requestion a new key frame
     *
     *   return -1 on failure else 0
     */
     virtual int32_t SetKeyFrameRequestMethod(KeyFrameRequestMethod method) = 0;
 
     /*
     *   send a request for a keyframe
     *
     *   return -1 on failure else 0
     */
     virtual int32_t RequestKeyFrame() = 0;
 };
 }  // namespace webrtc
 #endif // WEBRTC_MODULES_RTP_RTCP_INTERFACE_RTP_RTCP_H_