ENYO-1684: null access error is occurred in enyo.dom.compareDocumentPosition() sometimes (2.6)
ENYO-1684: null access error is occurred in enyo.dom.compareDocumentPosition() sometimes (2.6)

- Issue:
from.hasNode() can return false in case of enyo/ScrollStrategy.

- Fix:
We skip tagless Controls.

DCO-1.1-Signed-Off-By: Kunmyon Choi kunmyon.choi@lge.com

enyojs/spotlight