panel-infowindow-extender.js

jQuery(function($){
    /* Clone the original method */
    WPGMZA.ProInfoWindow.prototype._populatePanel = WPGMZA.ProInfoWindow.prototype.populatePanel; 

	WPGMZA.ProInfoWindow.prototype.populatePanel = function(){
		/* Call the original method */
        this._populatePanel();
        
        /* Grab a self refernce, to be used in our loop */
        const self = this;
		$('.wpgmza-panel-info-window[data-map="' + this.feature.map.id + '"]').each(function(){
			/* Loop through each map and it's respective panel listing */
            
            /* For the sake of example, we will just hide the address, but really this could be any logic you might want */
            $(this).find('.wpgmza-address').hide();
        });
	}
});