base::Bind: Convert Socket::Write.

jingle/notifier/base/proxy_resolving_client_socket.cc

Index: jingle/notifier/base/proxy_resolving_client_socket.cc
diff --git a/jingle/notifier/base/proxy_resolving_client_socket.cc b/jingle/notifier/base/proxy_resolving_client_socket.cc
index 302a8ed99495ffbf7f6046771b13371bbcda5c78..3e1ab74df16fcc96d5d7559a943946eef893ecde 100644
--- a/jingle/notifier/base/proxy_resolving_client_socket.cc
+++ b/jingle/notifier/base/proxy_resolving_client_socket.cc
@@ -88,6 +88,13 @@ int ProxyResolvingClientSocket::Write(net::IOBuffer* buf, int buf_len,
   NOTREACHED();
   return net::ERR_SOCKET_NOT_CONNECTED;
 }
+int ProxyResolvingClientSocket::Write(net::IOBuffer* buf, int buf_len,
+                                      const net::CompletionCallback& callback) {
+  if (transport_.get() && transport_->socket())
+    return transport_->socket()->Write(buf, buf_len, callback);
+  NOTREACHED();
+  return net::ERR_SOCKET_NOT_CONNECTED;
+}
 
 bool ProxyResolvingClientSocket::SetReceiveBufferSize(int32 size) {
   if (transport_.get() && transport_->socket())