base::Bind: Convert Socket::Read.

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 5260cdb03413f5157d98b594c848f028698860ee..f27e00e165c289ca4a1d7dcd8c3afb0816735bcb 100644
--- a/jingle/notifier/base/proxy_resolving_client_socket.cc
+++ b/jingle/notifier/base/proxy_resolving_client_socket.cc
@@ -73,6 +73,13 @@ int ProxyResolvingClientSocket::Read(net::IOBuffer* buf, int buf_len,
   NOTREACHED();
   return net::ERR_SOCKET_NOT_CONNECTED;
 }
+int ProxyResolvingClientSocket::Read(net::IOBuffer* buf, int buf_len,
+                                     const net::CompletionCallback& callback) {
+  if (transport_.get() && transport_->socket())
+    return transport_->socket()->Read(buf, buf_len, callback);
+  NOTREACHED();
+  return net::ERR_SOCKET_NOT_CONNECTED;
+}
 
 int ProxyResolvingClientSocket::Write(net::IOBuffer* buf, int buf_len,
                                       net::OldCompletionCallback* callback) {