cull(engine-cleanup): pass-9 cascade round 5 after UIPanel stub

SVSim.BattleEngine/Shim/UnityEngine/UnityShim.cs

@@ -46,7 +46,6 @@ namespace UnityEngine
     public class Object
     {
         public string name { get; set; }
-        public HideFlags hideFlags { get; set; }
         public int GetInstanceID() => 0;
         public override string ToString() => name ?? base.ToString();
         public static void Destroy(Object o) { }
@@ -292,13 +291,11 @@ public int particleCount => 0;
         public Texture mainTexture { get; set; }
         public Vector2 mainTextureOffset { get; set; }
         public Vector2 mainTextureScale { get; set; }
-        public string[] shaderKeywords { get; set; }
         public Color GetColor(string n) => Color.white;
         public void SetFloat(string n, float v) { }
         public void SetInt(string n, int v) { }
         public void SetColor(string n, Color c) { }
         public void SetTexture(string n, Texture t) { }
-        public void EnableKeyword(string k) { }
     }
     public partial class Mesh : Object { }
     public class Texture : Object { public int width => 0; public int height => 0; }
@@ -351,7 +348,7 @@ public void Play(int hash, int layer, float normalizedTime) { }
     // ---- enums (grow members as the compiler demands) ----
     public enum FontStyle { Normal}
     // KeyCode lives in UnityRuntime.cs (full enum).
-    [Flags] public enum HideFlags { None = 0, NotEditable = 8, DontSave = 52}
+    [Flags] public enum HideFlags { None = 0}
     public enum SendMessageOptions { DontRequireReceiver }
 
     // ---- attributes: permissive ctors accept any compile-time attribute args ----

SVSim.BattleEngine/Shim/UnityEngine/UnityShimExt.cs

@@ -55,7 +55,6 @@ namespace UnityEngine
 
     public partial class Material
     {
-        public void CopyPropertiesFromMaterial(Material mat) { }
     }
 
     public partial class Mesh