code: function MapLabel(opt_options) {
    this.set('fontFamily', 'sans-serif');
    this.set('fontSize', 12);
    this.set('fontColor', '#000000');
    this.set('strokeWeight', 4);
    this.set('strokeColor', '#ffffff');
    this.set('align', 'center');
  
    this.set('zIndex', 1e3);
  
    this.setValues(opt_options);
  }
docs: @fileoverview Map Label.
  
  @author Luke Mahe (lukem@google.com),
  Chris Broadfoot (cbro@google.com)
   
  Creates a new Map Label
  @constructor
  @extends google.maps.OverlayView
  @param {Object.<string, *>=} opt_options Optional properties to set.