Cast: Increase UDP socket send buffer size

media/cast/net/cast_transport_config.cc

Index: media/cast/net/cast_transport_config.cc
diff --git a/media/cast/net/cast_transport_config.cc b/media/cast/net/cast_transport_config.cc
index 2543f285f79baf98dc3894f78ce999ad41585ef4..ba116377c3bdd5fe5c2a9d3ea2919164aaf4f48f 100644
--- a/media/cast/net/cast_transport_config.cc
+++ b/media/cast/net/cast_transport_config.cc
@@ -4,6 +4,8 @@
 
 #include "media/cast/net/cast_transport_config.h"
 
+#include "net/base/net_errors.h"
+
 namespace media {
 namespace cast {
 
@@ -30,6 +32,10 @@ void EncodedFrame::CopyMetadataTo(EncodedFrame* dest) const {
   dest->reference_time = this->reference_time;
 }
 
+int PacketSender::SetSendBufferSize(int32 size) {
+  return net::OK;
+}
+
 RtcpSenderInfo::RtcpSenderInfo()
     : ntp_seconds(0),
       ntp_fraction(0),