Revert "test: prob dns before trying to connect (issue #966)"

This reverts commit ddf3f39.

Author: rbri

src/main/java/org/htmlunit/HttpWebConnection.java

@@ -168,11 +168,6 @@ public HttpWebConnection(final WebClient webClient) {
      */
     @Override
     public WebResponse getResponse(final WebRequest webRequest) throws IOException {
-        // check if the host is known
-        // this shows a better error message for hosts blocked in the DNS
-        final URL url = webRequest.getUrl();
-        InetAddress.getByName(url.getHost());
-
         final HttpClientBuilder builder = reconfigureHttpClientIfNeeded(getHttpClientBuilder(), webRequest);
 
         HttpUriRequest httpMethod = null;
@@ -185,6 +180,7 @@ public WebResponse getResponse(final WebRequest webRequest) throws IOException {
                         + " (reason: " + e.getMessage() + ")", e);
             }
 
+            final URL url = webRequest.getUrl();
             final HttpHost httpHost = new HttpHost(url.getHost(), url.getPort(), url.getProtocol());
             final long startTime = System.currentTimeMillis();