disable allocator debug mode

disable fast shadow

Runtime/editor/rasterizer.cs

                 if (compositorFrame != null && compositorFrame.raster(layerTree, false)) {
                     frame.submit();
                     this._fireNextFrameCallbackIfPresent();
-                    AllocDebugger.onFrameEnd();
-
-                AllocDebugger.onFrameEnd();
                 return false;
             }
         }

Runtime/ui/painting/shadow_utils.cs

 
 namespace Unity.UIWidgets.ui {
     static class ShadowUtils {
-        public const bool kUseFastShadow = true;
+        public const bool kUseFastShadow = false;
 
         const float kAmbientHeightFactor = 1.0f / 128.0f;
         const float kAmbientGeomFactor = 64.0f;

Runtime/ui/renderer/allocator/debug.cs

     }
 
     public static class AllocDebugger {
-        public const bool enableDebugging = true;
+        public const bool enableDebugging = false;
 
         static int allocCount = 0;
 

Runtime/ui/renderer/cmdbufferCanvas/rendering/canvas_impl.cs

 using System;
 using System.Collections.Generic;
 using Unity.UIWidgets.foundation;
-using Unity.UIWidgets.material;
 using UnityEngine;
 using UnityEngine.Rendering;