From a7da0fcdf111994f8319b4950196a2a47404c890 Mon Sep 17 00:00:00 2001
From: Jason Nelson <jason@carbonmade.com>
Date: Thu, 19 Apr 2018 10:22:13 -0700
Subject: [PATCH] Make IccLut a readonly struct

---
 .../MetaData/Profiles/ICC/Various/IccLut.cs       | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/src/ImageSharp/MetaData/Profiles/ICC/Various/IccLut.cs b/src/ImageSharp/MetaData/Profiles/ICC/Various/IccLut.cs
index 12d3208a7b..c263ffe27b 100644
--- a/src/ImageSharp/MetaData/Profiles/ICC/Various/IccLut.cs
+++ b/src/ImageSharp/MetaData/Profiles/ICC/Various/IccLut.cs
@@ -9,10 +9,10 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
     /// <summary>
     /// Lookup Table
     /// </summary>
-    internal sealed class IccLut : IEquatable<IccLut>
+    internal readonly struct IccLut : IEquatable<IccLut>
     {
         /// <summary>
-        /// Initializes a new instance of the <see cref="IccLut"/> class.
+        /// Initializes a new instance of the <see cref="IccLut"/> struct.
         /// </summary>
         /// <param name="values">The LUT values</param>
         public IccLut(float[] values)
@@ -22,7 +22,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         }
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="IccLut"/> class.
+        /// Initializes a new instance of the <see cref="IccLut"/> struct.
         /// </summary>
         /// <param name="values">The LUT values</param>
         public IccLut(ushort[] values)
@@ -39,7 +39,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         }
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="IccLut"/> class.
+        /// Initializes a new instance of the <see cref="IccLut"/> struct.
         /// </summary>
         /// <param name="values">The LUT values</param>
         public IccLut(byte[] values)
@@ -63,12 +63,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public bool Equals(IccLut other)
         {
-            if (other == null)
-            {
-                return false;
-            }
-
-            if (ReferenceEquals(this, other))
+            if (ReferenceEquals(this.Values, other.Values))
             {
                 return true;
             }