Allow expected.txt files in testharness LayoutTests w/console warnings

Tools/Scripts/check-testharness-expected-pass

Index: Tools/Scripts/check-testharness-expected-pass
diff --git a/Tools/Scripts/check-testharness-expected-pass b/Tools/Scripts/check-testharness-expected-pass
index 519132d6ca0a735f082a88b2f32e649ff3f0b01c..7ed48f7947b700c48e79795abda8e40a1e76d4f6 100755
--- a/Tools/Scripts/check-testharness-expected-pass
+++ b/Tools/Scripts/check-testharness-expected-pass
@@ -21,9 +21,9 @@ paths = []
 
 for path in sys.argv[1:]:
     content = open(path, 'r').read()
-    if testharness_results.is_testharness_output(content) and \
-       testharness_results.is_testharness_output_passing(content) and \
-       not testharness_results.is_testharness_output_with_console_errors(content):
+    if (testharness_results.is_testharness_output(content) and
+       testharness_results.is_testharness_output_passing(content) and
+       not testharness_results.is_testharness_output_with_console_errors_or_warnings(content)):
         paths.append(path)
 
 if len(paths) > 0: