code: function(aContextObjects, aDesignTimeContextIdsByUrl) {
  			var aActiveContexts = [];
  
  			aContextObjects.forEach(function (oContext) {
  				var bContextActive = ((aDesignTimeContextIdsByUrl ? Array.prototype.indexOf.call(aDesignTimeContextIdsByUrl, oContext.id) : -1)) !== -1;
  
  				if (bContextActive) {
  					aActiveContexts.push(oContext.id);
  				}
  			});
  
  			return aActiveContexts;
  		}
docs: Function to filter all contexts by the context URL parameters.
  
  @param {string[]} aDesignTimeContextIdsByUrl - list of ids passed via URL
  @param {object[]} aContextObjects - context objects within the application
  @returns {string[]} aActiveContexts - id list of all active contexts