Auto merge of #22453 - servo:jdm-patch-19, r=jdm

Disable referrer-policy tests for frequent intermittent failures.

This is hitting us really hard on the taskcluster WPT runs, so I'm going to disable them until we can investigate it properly.

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python/tidy/servo_tidy/tidy.py

@@ -489,7 +489,7 @@ def check_manifest_dirs(config_file, print_text=True):
     p = parser.parse(lines)
     paths = rec_parse(wpt_path("web-platform-tests"), p)
     for idx, path in enumerate(paths):
-        if path.endswith("_mozilla") or path.endswith("_webgl"):
+        if '_mozilla' in path or '_webgl' in path:
             continue
         if not os.path.isdir(path):
             yield(config_file, idx + 1, "Path in manifest was not found: {}".format(path))

tests/wpt/include.ini

@@ -1,6 +1,10 @@
 skip: true
 [_mozilla]
   skip: false
+  [mozilla]
+    skip: false
+    [referrer-policy]
+      skip: true
 [_webgl]
   skip: false
 [2dcontext]
@@ -102,7 +106,7 @@ skip: true
 [quirks]
   skip: false
 [referrer-policy]
-  skip: false
+  skip: true
 [resource-timing]
   skip: false
 [subresource-integrity]