Revert 113699 - base::Bind: Convert Socket::Write.

net/http/http_proxy_client_socket.cc

Index: net/http/http_proxy_client_socket.cc
===================================================================
--- net/http/http_proxy_client_socket.cc	(revision 113718)
+++ net/http/http_proxy_client_socket.cc	(working copy)
@@ -254,18 +254,11 @@
 int HttpProxyClientSocket::Write(IOBuffer* buf, int buf_len,
                                  OldCompletionCallback* callback) {
   DCHECK_EQ(STATE_DONE, next_state_);
-  DCHECK(!old_user_callback_ && user_callback_.is_null());
+  DCHECK(!old_user_callback_);
 
   return transport_->socket()->Write(buf, buf_len, callback);
 }
-int HttpProxyClientSocket::Write(IOBuffer* buf, int buf_len,
-                                 const CompletionCallback& callback) {
-  DCHECK_EQ(STATE_DONE, next_state_);
-  DCHECK(!old_user_callback_ && user_callback_.is_null());
 
-  return transport_->socket()->Write(buf, buf_len, callback);
-}
-
 bool HttpProxyClientSocket::SetReceiveBufferSize(int32 size) {
   return transport_->socket()->SetReceiveBufferSize(size);
 }