can't decide

setPublisherProperties.js

		setPublisherProperties: function(){
			var properties
			var widthHeight = VT.getWidthHeight(Object.keys(VT.subscribers).length+1);
			properties.width = widthHeight.width;
			properties.height = widthHeight.height;
			properties.microphoneGain = 0;
			return properties;
		},		
		
		setPublisherProperties: function(){
			var properties = VT.getWidthHeight(Object.keys(VT.subscribers).length+1);
			properties.microphoneGain = 0;
			return properties;
		},

		setPublisherProperties: function(){
			var widthHeight = VT.getWidthHeight(Object.keys(VT.subscribers).length+1);
			return {height: widthHeight.height, width: widthHeight.width, microphoneGain: 0};
		},