[Sync] Make ChromeAsyncSocket use only the hostname on connect

jingle/notifier/base/proxy_resolving_client_socket.h

Index: jingle/notifier/base/proxy_resolving_client_socket.h
diff --git a/jingle/notifier/base/proxy_resolving_client_socket.h b/jingle/notifier/base/proxy_resolving_client_socket.h
index f94ac4cfaa847d5cc38251352241190bd876d21e..88b488aedc93afca5167076f9d7ba14f1983a778 100644
--- a/jingle/notifier/base/proxy_resolving_client_socket.h
+++ b/jingle/notifier/base/proxy_resolving_client_socket.h
@@ -34,10 +34,12 @@ 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,