Haxe4 compat

Author: MSGhero

haxe/ui/backend/ComponentBase.hx

@@ -25,11 +25,13 @@ class ComponentBase extends FlxSpriteGroup implements IComponentBase {
 	var tf:TextDisplay; // text
 	var input:TextInput;
 
-	var asComponent:Component = cast this;
+	var asComponent:Component;
 
 	public function new() {
 		super();
 
+		asComponent = cast this;
+		
 		scrollFactor.set(0, 0); // ui doesn't scroll by default
 
 		surface = new FlxSprite();