Small changes.

Author: KN4CK3R

FrostbitePluginExt.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Drawing;
-using System.Text;
 using ReClassNET;
 using ReClassNET.Memory;
 using ReClassNET.Nodes;
@@ -31,12 +30,7 @@ public override bool Initialize(IPluginHost host)
 				Terminate();
 			}
 
-			if (host == null)
-			{
-				throw new ArgumentNullException(nameof(host));
-			}
-
-			this.host = host;
+			this.host = host ?? throw new ArgumentNullException(nameof(host));
 
 			Settings = host.Settings;
 

WeakPtrNode.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Drawing;
-using ReClassNET;
 using ReClassNET.Memory;
 using ReClassNET.Nodes;
 using ReClassNET.UI;

WeakPtrNodeConverter.cs

@@ -1,5 +1,4 @@
 using System.Collections.Generic;
-using System.Diagnostics.Contracts;
 using System.Linq;
 using System.Xml.Linq;
 using ReClassNET.DataExchange;
@@ -35,7 +34,7 @@ public bool TryCreateNodeFromElement(XElement element, ClassNode parent, IEnumer
 			node = null;
 
 			var reference = NodeUuid.FromBase64String(element.Attribute(ReClassNetFile.XmlReferenceAttribute)?.Value, false);
-			var innerClass = classes.Where(c => c.Uuid.Equals(reference)).FirstOrDefault();
+			var innerClass = classes.FirstOrDefault(c => c.Uuid.Equals(reference));
 			if (innerClass == null)
 			{
 				logger.Log(LogLevel.Warning, $"Skipping node with unknown reference: {reference}");