Disable failing accessibility audit in Options tests.

chrome/browser/ui/webui/options/options_browsertest.js

Index: chrome/browser/ui/webui/options/options_browsertest.js
diff --git a/chrome/browser/ui/webui/options/options_browsertest.js b/chrome/browser/ui/webui/options/options_browsertest.js
index 4de8c1936d25447f7584e29e15ed794d5f2191a0..1b65090dd13c16140ec991b9a65b798b4a6afe3a 100644
--- a/chrome/browser/ui/webui/options/options_browsertest.js
+++ b/chrome/browser/ui/webui/options/options_browsertest.js
@@ -439,6 +439,17 @@ OptionsWebUIExtendedTest.prototype = {
     this.accessibilityAuditConfig.ignoreSelectors(
         'linkWithUnclearPurpose',
         linkWithUnclearPurposeSelectors);
+
+    var requiredOwnedAriaRoleMissingSelectors = [
+        '#default-search-engine-list',
+        '#other-search-engine-list',
+    ];
+
+    // Enable when failure is resolved.
+    // AX_ARIA_08: http://crbug.com/605689
+    this.accessibilityAuditConfig.ignoreSelectors(
+        'requiredOwnedAriaRoleMissing',
+        requiredOwnedAriaRoleMissingSelectors);
   },
 
   testGenPreamble: function() {