Bug 1445513 - Disable accessible/tests/browser/tree/browser_aria_owns.js on all platforms for frequent failures. r=jmaher

--HG--
extra : rebase_source : 91f1ecfdbeae97fe8846052e0418758b9aa200d0

accessible/tests/browser/tree/browser.ini

@@ -6,4 +6,4 @@ support-files =
   !/accessible/tests/mochitest/*.js
 
 [browser_aria_owns.js]
-skip-if = (verify && !debug && (os == 'linux'))
+skip-if = true || (verify && !debug && (os == 'linux')) #Bug 1445513