[WebUI Test] Disable AX_ARIA_08 in accessibility audit.

chrome/test/data/webui/test_api.js

Index: chrome/test/data/webui/test_api.js
diff --git a/chrome/test/data/webui/test_api.js b/chrome/test/data/webui/test_api.js
index a283c88bc536f23ae96c13e7b1ec8011c3b07f83..087290eba1956515e896e2f89f702117fb930e26 100644
--- a/chrome/test/data/webui/test_api.js
+++ b/chrome/test/data/webui/test_api.js
@@ -211,6 +211,10 @@ var testing = {};
             // TODO(apacible): re-enable when following issue is fixed.
             // github.com/GoogleChrome/accessibility-developer-tools/issues/251
             "tableHasAppropriateHeaders",
+
+            // TODO(huangs): re-enable when crbug.com/631940 is fixed.
+            // (AX_ARIA_08)
+            "requiredOwnedAriaRoleMissing"

[huangs, 2016/10/20 17:37:28]

Purposefully omitting comma at end (for correct JS).

         ];
       }
       return this.accessibilityAuditConfig_;