cull(engine-cleanup): pass-8 phase-2 cascade round 1 after MyPageItemBattle stub

SVSim.BattleEngine/Engine/DialogBase.cs

@@ -559,18 +559,6 @@ public class DialogBase : MonoBehaviour
 		titleLabel.text = str;
 	}
 
-	public void SetTitleLabelActive(bool active)
-	{
-		titleLabel.gameObject.SetActive(active);
-	}
-
-	public void AttachObjToTitleLabel(GameObject obj, Vector3 localPosition)
-	{
-		obj.transform.parent = TitleObjs.transform;
-		obj.transform.localScale = Vector3.one;
-		obj.transform.localPosition = localPosition;
-	}
-
 	public void SetObj(GameObject obj)
 	{
 		SetObj(obj, new Vector3(0f, 0f, 0f));