Replace DestroyableSingleton with direct access

Modules/Extensions/ObjectHelper.cs

@@ -46,37 +46,6 @@ public static class ObjectHelper
     }
 }
 
-// From: https://github.com/TheOtherRolesAU/TheOtherRoles/blob/a5126c5d1eae15e8a9def2dc27dc1e3f63681f2c/TheOtherRoles/Utilities/FastDestroyableSingleton.cs
-public static unsafe class FastDestroyableSingleton<T> where T : MonoBehaviour
-{
-    private static readonly IntPtr FieldPtr;
-    private static readonly Func<IntPtr, T> CreateObject;
-
-    static FastDestroyableSingleton()
-    {
-        FieldPtr = IL2CPP.GetIl2CppField(Il2CppClassPointerStore<DestroyableSingleton<T>>.NativeClassPtr, nameof(DestroyableSingleton<T>._instance));
-        ConstructorInfo constructor = typeof(T).GetConstructor([typeof(IntPtr)]);
-        ParameterExpression ptr = Expression.Parameter(typeof(IntPtr));
-        NewExpression create = Expression.New(constructor!, ptr);
-        Expression<Func<IntPtr, T>> lambda = Expression.Lambda<Func<IntPtr, T>>(create, ptr);
-        CreateObject = lambda.Compile();
-    }
-
-    public static T Instance
-    {
-        get
-        {
-#if ANDROID
-            return DestroyableSingleton<T>.Instance;
-#else
-            IntPtr objectPointer;
-            IL2CPP.il2cpp_field_static_get_value(FieldPtr, &objectPointer);
-            return objectPointer == IntPtr.Zero ? DestroyableSingleton<T>.Instance : CreateObject(objectPointer);
-#endif
-        }
-    }
-}
-
 // The codes below I stole from TommyXL
 public static class Il2CppCastHelper
 {