more implicit falsy options to save bytes / memory;

src/control/Control.Scale.js

@@ -7,8 +7,8 @@ L.Control.Scale = L.Control.extend({
 		position: 'bottomleft',
 		maxWidth: 100,
 		metric: true,
-		imperial: true,
-		updateWhenIdle: false
+		imperial: true
+		// updateWhenIdle: false
 	},
 
 	onAdd: function (map) {

src/layer/Popup.js

@@ -22,8 +22,8 @@ L.Popup = L.Layer.extend({
 		// autoPanPaddingBottomRight: <Point>,
 
 		closeButton: true,
-		keepInView: false,
-		className: '',
+		// keepInView: false,
+		// className: '',
 		zoomAnimation: true
 	},
 
@@ -142,7 +142,8 @@ L.Popup = L.Layer.extend({
 	_initLayout: function () {
 		var prefix = 'leaflet-popup',
 		    container = this._container = L.DomUtil.create('div',
-		        prefix + ' ' + this.options.className + ' leaflet-zoom-' + (this._animated ? 'animated' : 'hide'));
+			prefix + ' ' + (this.options.className || '') +
+			' leaflet-zoom-' + (this._animated ? 'animated' : 'hide'));
 
 		if (this.options.closeButton) {
 			var closeButton = this._closeButton = L.DomUtil.create('a', prefix + '-close-button', container);

src/layer/marker/Icon.js

@@ -3,8 +3,8 @@
  */
 
 L.Icon = L.Class.extend({
+	/*
 	options: {
-		/*
 		iconUrl: (String) (required)
 		iconRetinaUrl: (String) (optional, used for retina devices if detected)
 		iconSize: (Point) (can be set through CSS)
@@ -14,9 +14,9 @@ L.Icon = L.Class.extend({
 		shadowRetinaUrl: (String) (optional, used for retina devices if detected)
 		shadowSize: (Point)
 		shadowAnchor: (Point)
-		*/
-		className: ''
+		className: (String)
 	},
+	*/
 
 	initialize: function (options) {
 		L.setOptions(this, options);
@@ -52,7 +52,7 @@ L.Icon = L.Class.extend({
 		    anchor = L.point(name === 'shadow' && options.shadowAnchor || options.iconAnchor ||
 		            size && size.divideBy(2, true));
 
-		img.className = 'leaflet-marker-' + name + ' ' + options.className;
+		img.className = 'leaflet-marker-' + name + ' ' + (options.className || '');
 
 		if (anchor) {
 			img.style.marginLeft = (-anchor.x) + 'px';

src/layer/tile/TileLayer.js

@@ -9,7 +9,7 @@ L.TileLayer = L.GridLayer.extend({
 		maxZoom: 18,
 
 		subdomains: 'abc',
-		errorTileUrl: '',
+		// errorTileUrl: '',
 		zoomOffset: 0,
 
 		/*

src/map/ext/Map.Geolocation.js

@@ -4,12 +4,12 @@
 
 L.Map.include({
 	_defaultLocateOptions: {
-		watch: false,
-		setView: false,
-		maxZoom: Infinity,
-		timeout: 10000,
-		maximumAge: 0,
-		enableHighAccuracy: false
+		timeout: 10000
+		// watch: false
+		// setView: false
+		// maxZoom: <Number>
+		// maximumAge: 0
+		// enableHighAccuracy: false
 	},
 
 	locate: function (/*Object*/ options) {
@@ -77,8 +77,8 @@ L.Map.include({
 		    options = this._locateOptions;
 
 		if (options.setView) {
-			var zoom = Math.min(this.getBoundsZoom(bounds), options.maxZoom);
-			this.setView(latlng, zoom);
+			var zoom = this.getBoundsZoom(bounds);
+			this.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom);
 		}
 
 		var data = {