When returning 401 response, WebSocketRequestHandler.parse_request must return False

Returning False prevents the default handler from being run

R=ricea@chromium.org

Review URL: https://codereview.appspot.com/138370043

git-svn-id: https://pywebsocket.googlecode.com/svn/trunk/src@849 4ff78f4a-9131-11de-b045-6380ec9940d4
diff --git a/mod_pywebsocket/standalone.py b/mod_pywebsocket/standalone.py
index 2aaa50e..e176327 100755
--- a/mod_pywebsocket/standalone.py
+++ b/mod_pywebsocket/standalone.py
@@ -722,7 +722,7 @@
                                  'Basic realm="Pywebsocket"')
                 self.end_headers()
                 self._logger.info('Request basic authentication')
-                return True
+                return False
 
         host, port, resource = http_header_util.parse_uri(self.path)