Modify Collapsible Widget Area arguments to use "content" height style instead of "auto"

cwa-modify-js-args.php

<?php
/**
 * Sets the heightStyle argument for all accordion widget areas
 * @see http://api.jqueryui.com/accordion/#option-heightStyle
 */
add_filter( 'collapsible-widget-javascript-arguments', 'my_theme_modify_cwa_js_args' );
function my_theme_modify_cwa_js_args( $args = array() ) {
	/**
	 * Loop through all of the existing Collapsible Widget Areas
	 */
	foreach ( $args as $k=>$a ) {
		/**
		 * Check to see if this is an 'accordion' area or a 'tabbed' area
		 */
		if ( 'accordion' == $a['type'] ) {
			/**
			 * Set the appropriate jQueryUI accordion argument to the desired value
			 */
			$args[$k]['heightStyle'] = 'content';
		}
	}
	
	/**
	 * Be certain to return the modified array, otherwise nothing will happen
	 */
	return $args;
}