Remove test_download_gzip_response test

tests/test_downloader_handlers.py

@@ -726,33 +726,6 @@ class Http11MockServerTestCase(unittest.TestCase):
         reason = crawler.spider.meta["close_reason"]
         self.assertTrue(reason, "finished")
 
-    @defer.inlineCallbacks
-    def test_download_gzip_response(self):
-        crawler = get_crawler(SingleRequestSpider, self.settings_dict)
-        body = b"1" * 100  # PayloadResource requires body length to be 100
-        request = Request(
-            self.mockserver.url("/payload"),
-            method="POST",
-            body=body,
-            meta={"download_maxsize": 50},
-        )
-        yield crawler.crawl(seed=request)
-        failure = crawler.spider.meta["failure"]
-        # download_maxsize < 100, hence the CancelledError
-        self.assertIsInstance(failure.value, defer.CancelledError)
-
-        # See issue https://twistedmatrix.com/trac/ticket/8175
-        raise unittest.SkipTest("xpayload fails on PY3")
-        crawler = get_crawler(SingleRequestSpider, self.settings_dict)
-        request.headers.setdefault(b"Accept-Encoding", b"gzip,deflate")
-        request = request.replace(url=self.mockserver.url("/xpayload"))
-        yield crawler.crawl(seed=request)
-        # download_maxsize = 50 is enough for the gzipped response
-        failure = crawler.spider.meta.get("failure")
-        self.assertIsNone(failure)
-        reason = crawler.spider.meta["close_reason"]
-        self.assertTrue(reason, "finished")
-
 
 class UriResource(resource.Resource):
     """Return the full uri that was requested"""