//>>built
define("dojox/mobile/transition", [
	"dojo/_base/Deferred",
	"dojo/_base/config"
], function(Deferred, config){
	/* summary: this is the wrapper module which load
	 * dojox/css3/transit conditionally. If mblCSS3Transition
	 * is set to 'dojox/css3/transit', it will be loaded as
	 * the module to conduct the view transition.
	 */
	if(config['mblCSS3Transition']){
		//require dojox/css3/transit and resolve it as the result of transitDeferred.
		var transitDeferred = new Deferred();
		require([config['mblCSS3Transition']], function(transit){
			transitDeferred.resolve(transit);
		});
		return transitDeferred;
	}
	return null;
});