Instance of a LifecycleObserver (MyClass) which registers itself to observe lifecycle events.

LifecycleOwnerExtension.kt

inline fun <reified T : MyClass> android.arch.lifecycle.LifecycleOwner.createMyClassInstance(parameter: String): T {
    val instance = T::class.constructors.first { it.parameters.isNotEmpty() }.call(parameter)
    // Don't forget to invoke removeObserver(instance)!
    lifecycle.addObserver(instance)
    return instance
}