private static void SaveCurrentShaderVariantCollection()
 {
     EditorTools.InvokeNonPublicStaticMethod(typeof(ShaderUtil), "SaveCurrentShaderVariantCollection", _saveFilePath);
 }
 public static int GetCurrentShaderVariantCollectionVariantCount()
 {
     return((int)EditorTools.InvokeNonPublicStaticMethod(typeof(ShaderUtil), "GetCurrentShaderVariantCollectionVariantCount"));
 }
 private static void ClearCurrentShaderVariantCollection()
 {
     EditorTools.InvokeNonPublicStaticMethod(typeof(ShaderUtil), "ClearCurrentShaderVariantCollection");
 }