base::Bind: Convert Socket::Write.

net/curvecp/curvecp_client_socket.cc

Index: net/curvecp/curvecp_client_socket.cc
diff --git a/net/curvecp/curvecp_client_socket.cc b/net/curvecp/curvecp_client_socket.cc
index 6772e38a95eec57a1e92051d452245725a93f7f7..d6889cfec7eae9ec450963ac12695a7376dd0e90 100644
--- a/net/curvecp/curvecp_client_socket.cc
+++ b/net/curvecp/curvecp_client_socket.cc
@@ -116,6 +116,11 @@ int CurveCPClientSocket::Write(IOBuffer* buf,
                                OldCompletionCallback* callback) {
   return messenger_.Write(buf, buf_len, callback);
 }
+int CurveCPClientSocket::Write(IOBuffer* buf,
+                               int buf_len,
+                               const CompletionCallback& callback) {
+  return messenger_.Write(buf, buf_len, callback);
+}
 
 bool CurveCPClientSocket::SetReceiveBufferSize(int32 size) {
   return true;