C++: Include primitive types in reserved name list

Il2CppInspector.Common/Cpp/CppNamespace.cs

@@ -7,7 +7,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Text;
 
 namespace Il2CppInspector.Cpp
 {
@@ -31,6 +30,14 @@ namespace Il2CppInspector.Cpp
             renameCount[name] = 0;
         }
 
+        // Try to mark a name as reserved without assigning an object to it (e.g. for keywords and built-in names)
+        public bool TryReserveName(string name) {
+            if (renameCount.ContainsKey(name))
+                return false;
+            renameCount[name] = 0;
+            return true;
+        }
+
         // Create a Namer object which will give names to objects of type T which are unique within this namespace
         public Namer<T> MakeNamer<T>(Namer<T>.KeyFunc keyFunc) {
             return new Namer<T>(this, keyFunc);