Remove rtcp_interval from cast_config

media/cast/cast_config.h

Index: media/cast/cast_config.h
diff --git a/media/cast/cast_config.h b/media/cast/cast_config.h
index 20eedd23675ec47ffbaca51d9c24880b85e20e02..36ed104f93b1b2f734c68c49f1e142c1932247a3 100644
--- a/media/cast/cast_config.h
+++ b/media/cast/cast_config.h
@@ -35,8 +35,6 @@ struct AudioSenderConfig {
   // The receiver's SSRC identifier.
   uint32 receiver_ssrc;
 
-  int rtcp_interval;
-
   // The total amount of time between a frame's capture/recording on the sender
   // and its playback on the receiver (i.e., shown to a user).  This should be
   // set to a value large enough to give the system sufficient time to encode,
@@ -72,8 +70,6 @@ struct VideoSenderConfig {
   // The receiver's SSRC identifier.
   uint32 receiver_ssrc;
 
-  int rtcp_interval;
-
   // The total amount of time between a frame's capture/recording on the sender
   // and its playback on the receiver (i.e., shown to a user).  This should be
   // set to a value large enough to give the system sufficient time to encode,
@@ -129,10 +125,6 @@ struct FrameReceiverConfig {
   // The sender's SSRC identifier.
   uint32 sender_ssrc;
 
-  // Mean interval (in milliseconds) between RTCP reports.
-  // TODO(miu): Remove this since it's never not kDefaultRtcpIntervalMs.
-  int rtcp_interval;
-
   // The total amount of time between a frame's capture/recording on the sender
   // and its playback on the receiver (i.e., shown to a user).  This is fixed as
   // a value large enough to give the system sufficient time to encode,