base::Bind: Convert Socket::Write.

net/udp/udp_socket_win.h

Index: net/udp/udp_socket_win.h
diff --git a/net/udp/udp_socket_win.h b/net/udp/udp_socket_win.h
index 6aace29d9653b2ddcd712ef18cd10e449f1d8612..44368607b0ec39c3fa41d6b605cc395305d0566f 100644
--- a/net/udp/udp_socket_win.h
+++ b/net/udp/udp_socket_win.h
@@ -62,6 +62,7 @@ class UDPSocketWin : public base::NonThreadSafe {
   // Only usable from the client-side of a UDP socket, after the socket
   // has been connected.
   int Write(IOBuffer* buf, int buf_len, OldCompletionCallback* callback);
+  int Write(IOBuffer* buf, int buf_len, const CompletionCallback& callback);
 
   // Read from a socket and receive sender address information.
   // |buf| is the buffer to read data into.
@@ -156,6 +157,10 @@ class UDPSocketWin : public base::NonThreadSafe {
                     int buf_len,
                     const IPEndPoint* address,
                     OldCompletionCallback* callback);
+  int SendToOrWrite(IOBuffer* buf,
+                    int buf_len,
+                    const IPEndPoint* address,
+                    const CompletionCallback& callback);
 
   int InternalConnect(const IPEndPoint& address);
   int InternalRecvFrom(IOBuffer* buf, int buf_len, IPEndPoint* address);
@@ -212,7 +217,8 @@ class UDPSocketWin : public base::NonThreadSafe {
   CompletionCallback read_callback_;
 
   // External callback; called when write is complete.
-  OldCompletionCallback* write_callback_;
+  OldCompletionCallback* old_write_callback_;
+  CompletionCallback write_callback_;
 
   BoundNetLog net_log_;