Add methods for setting socket buffers to the Socket

net/socket/socks5_client_socket.cc

Index: net/socket/socks5_client_socket.cc
===================================================================
--- net/socket/socks5_client_socket.cc	(revision 25133)
+++ net/socket/socks5_client_socket.cc	(working copy)
@@ -102,6 +102,14 @@
   return transport_->Write(buf, buf_len, callback);
 }
 
+bool SOCKS5ClientSocket::SetReceiveBufferSize(int32 size) {
+  return transport_->SetReceiveBufferSize(size);
+}
+
+bool SOCKS5ClientSocket::SetSendBufferSize(int32 size) {
+  return transport_->SetSendBufferSize(size);
+}
+
 void SOCKS5ClientSocket::DoCallback(int result) {
   DCHECK_NE(ERR_IO_PENDING, result);
   DCHECK(user_callback_);