Helper type that allows the FlxPool
constructor to take the new function param and the old,
deprecated Class<T>
param. This will be removed, soon anf FlxPool will only take a function.
Static methods
staticinlinefromClass<T>(classRef:Class<T>):PoolFactory<T>
Deprecated: <![CDATA["use `MyType.new` or `()->new MyType()` instead of `MyType`)"]]>