Force render before focus.

Author: bicknellr

src/ShadowDOM/wrappers/HTMLElement.js

@@ -333,6 +333,7 @@
   }
 
   [
+    'focus',
     'getBoundingClientRect',
     'getClientRects',
     'scrollIntoView'

tests/ShadowDOM/html/activeElement.html

@@ -91,9 +91,6 @@
         r_1_1_l = r_1_1.querySelector('[shadow-template-id=x-shadow-host-root-1-1-light]');
 
     document.body.appendChild(r);
-
-    // Nodes need to be in the document to be focusable.
-    ShadowDOMPolyfill.renderAllPending();
   });
 
   teardown(function() {