copy & paste error in Binding.js

Enyo-DCO-1.1-Signed-off-by: Achim Königs <garfonso@tratschtante.de>
Merge pull request #784 from Garfonso/patch-1

copy & paste error in Binding.js

Excellent catch. Thank you for finding and fixing this.

Reviewed-By: Cole Davis (cole.davis@lge.com)