8297749: Remove duplicate space in the ProtocolException message being thrown from HttpURLConnection

Reviewed-by: dfuchs, jpai

Author: izeye

src/java.base/share/classes/sun/net/www/protocol/http/HttpURLConnection.java

@@ -1999,8 +1999,8 @@ private InputStream getInputStream0() throws IOException {
                 return inputStream;
             } while (redirects < maxRedirects);
 
-            throw new ProtocolException("Server redirected too many " +
-                                        " times ("+ redirects + ")");
+            throw new ProtocolException("Server redirected too many times (" +
+                    redirects + ")");
         } catch (RuntimeException e) {
             disconnectInternal();
             rememberedException = e;

test/jdk/sun/net/www/protocol/http/NTLMTest.java

@@ -70,7 +70,7 @@ static void runClient(Proxy proxy, int serverPort) {
             uc.getInputStream().readAllBytes();
 
         } catch (ProtocolException e) {
-            /* java.net.ProtocolException: Server redirected too many  times (20) */
+            /* java.net.ProtocolException: Server redirected too many times (20) */
             throw new RuntimeException("Failed: ProtocolException", e);
         } catch (IOException ioe) {
             /* IOException is OK. We are expecting "java.io.IOException: Server