[Sync] Make ChromeAsyncSocket use only the hostname on connect

jingle/notifier/base/proxy_resolving_client_socket.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // This StreamSocket implementation wraps a ClientSocketHandle that is created
 // from the client socket pool after resolving proxies.
 
 #ifndef JINGLE_NOTIFIER_BASE_PROXY_RESOLVING_CLIENT_SOCKET_H_
 #define JINGLE_NOTIFIER_BASE_PROXY_RESOLVING_CLIENT_SOCKET_H_
 #pragma once
@@ skipping 16 matching lines @@
 class ClientSocketHandle;
 class HttpNetworkSession;
 class URLRequestContextGetter;
 }  // namespace net
 
 // TODO(sanjeevr): Move this to net/
 namespace notifier {
 
 class ProxyResolvingClientSocket : public net::StreamSocket {
  public:
-  // Constructs a new ProxyResolvingClientSocket. |socket_factory| is the
-  // ClientSocketFactory that will be used by the underlying HttpNetworkSession.
-  // If |socket_factory| is NULL, the default socket factory
-  // (net::ClientSocketFactory::GetDefaultFactory()) will be used.
+  // Constructs a new ProxyResolvingClientSocket. |socket_factory| is
+  // the ClientSocketFactory that will be used by the underlying
+  // HttpNetworkSession.  If |socket_factory| is NULL, the default
+  // socket factory (net::ClientSocketFactory::GetDefaultFactory())
+  // will be used.  |dest_host_port_pair| is the destination for this
+  // socket.  The hostname must be non-empty and the port must be > 0.
   ProxyResolvingClientSocket(
       net::ClientSocketFactory* socket_factory,
       const scoped_refptr<net::URLRequestContextGetter>& request_context_getter,
       const net::SSLConfig& ssl_config,
       const net::HostPortPair& dest_host_port_pair);
   virtual ~ProxyResolvingClientSocket();
 
   // net::StreamSocket implementation.
   virtual int Read(net::IOBuffer* buf, int buf_len,
                    const net::CompletionCallback& callback) OVERRIDE;
@@ skipping 43 matching lines @@
   net::BoundNetLog bound_net_log_;
   base::WeakPtrFactory<ProxyResolvingClientSocket> weak_factory_;
 
   // The callback passed to Connect().
   net::CompletionCallback user_connect_callback_;
 };
 
 }  // namespace notifier
 
 #endif  // JINGLE_NOTIFIER_BASE_PROXY_RESOLVING_CLIENT_SOCKET_H_