tasks/init/enyo/root/enyo/source/dom/Control.js
function(inClass) {
		if (inClass && !this.hasClass(inClass)) {
			var c = this.getClassAttribute();
			this.setClassAttribute(c + (c ? " " : "") + inClass);
		}
	}
function(inClass) {
		if (inClass && !this.hasClass(inClass)) {
			var c = this.getClassAttribute();
			this.setClassAttribute(c + (c ? " " : "") + inClass);
		}
	}
function ( inClass ) { if ( inClass && ! this . hasClass ( inClass ) ) { var c = this . getClassAttribute ( ) ; this . setClassAttribute ( c + ( c ? " " : "" ) + inClass ) ; } }
Adds CSS class name _inClass_ to the _class_ attribute of this object.

add the highlight class to this object
this.addClass("highlight");
Adds CSS class name _inClass_ to the _class_ attribute of this object .