src/javascript/runtime/Runtime.js
function(component, action) {
				var args = [].slice.call(arguments, 2);
				return self.getShim().exec.call(this, this.uid, component, action, args);
			}
function(component, action) {
				var args = [].slice.call(arguments, 2);
				return self.getShim().exec.call(this, this.uid, component, action, args);
			}
Invokes a method within the runtime itself (might differ across the runtimes)

@method shimExec
@param {Mixed} []
@protected
@return {Mixed} Depends on the action and component