Cleaning up commented out code

com.unity.perception/Runtime/GroundTruth/Labelers/KeypointLabeler.cs

 
             var positionsPixeldata = new NativeArray<half>(textureDimensions.x * textureDimensions.y * 2, Allocator.Temp);
             var depthPixeldata = new NativeArray<half>(textureDimensions.x * textureDimensions.y, Allocator.Temp);
-            //var depthTexture = Shader.GetGlobalTexture("_CameraDepthTexture");
 
             for (int i = 0; i < checkLocations.Length; i++)
             {
 
             m_MaterialDepthCheck.SetTexture("_Positions", m_KeypointPositionsTexture);
             m_MaterialDepthCheck.SetTexture("_KeypointCheckDepth", m_KeypointCheckDepthTexture);
-            //m_MaterialDepthCheck.SetTexture("_CameraDepthTexture", depthTexture);
             commandBuffer.Blit(null, m_ResultsBuffer, m_MaterialDepthCheck);
 
             scriptableRenderContext.ExecuteCommandBuffer(commandBuffer);

com.unity.perception/Editor/GroundTruth/ShaderPreprocessor.cs.meta

-fileFormatVersion: 2
-guid: 2156803809034108bf01e9ab96302a9f
-timeCreated: 1619623320

com.unity.perception/Editor/GroundTruth/ShaderPreprocessor.cs

-// using System.Collections.Generic;
-// using System.Linq;
-// using UnityEditor.Build;
-// using UnityEditor.Rendering;
-// using UnityEngine;
-// using UnityEngine.Rendering;
-//
-// namespace UnityEditor.Perception.GroundTruth
-// {
-//     public class ShaderPreprocessor : IPreprocessShaders
-//     {
-//         private string[] shadersToPreprocess = new[]
-//         {
-//             "Perception/KeypointDepthCheck"
-//         };
-//         public int callbackOrder => 0;
-//         public void OnProcessShader(Shader shader, ShaderSnippetData snippet, IList<ShaderCompilerData> data)
-//         {
-//             if (!shadersToPreprocess.Contains(shader.name))
-//                 return;
-//
-//             var hdrpKeyword = new ShaderKeyword(shader, "HDRP_ENABLED");
-// #if HDRP_PRESENT || URP_PRESENT
-//
-// #if HDRP_PRESENT
-//             bool isHdrp = true;
-// #else
-//             bool isHdrp = false;
-// #endif
-//             for (var i = data.Count - 1; i >= 0; --i)
-//             {
-//                 if (data[i].shaderKeywordSet.IsEnabled(hdrpKeyword) == isHdrp)
-//                     continue;
-//
-//                 data.RemoveAt(i);
-//             }
-// #endif
-//         }
-//     }
-// }