minor clean up

Author: Stephane Landelle

src/main/java/com/ning/http/client/providers/netty/request/NettyConnectListener.java

@@ -111,8 +111,7 @@ public void operationComplete(ChannelFuture handshakeFuture) throws Exception {
                             writeRequest(channel, poolKey);
                         } else {
                             abortChannelPreemption(poolKey);
-                            ConnectException exception = new ConnectException("HostnameVerifier exception");
-                            future.abort(exception);
+                            future.abort(new ConnectException("HostnameVerifier exception"));
                         }
                     }
                 }