diff --git a/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemHelpers.cs b/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemHelpers.cs
index 7db13bc8bc862c..931983a7245ae5 100644
--- a/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemHelpers.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Common/TypeSystemHelpers.cs
@@ -157,15 +157,6 @@ public static MethodDesc FindMethodOnTypeWithMatchingTypicalMethod(this TypeDesc
             return null;
         }
 
-        /// <summary>
-        /// Retrieves the namespace qualified name of a <see cref="DefType"/>.
-        /// </summary>
-        public static ReadOnlySpan<byte> GetFullName(this DefType metadataType)
-        {
-            ReadOnlySpan<byte> ns = metadataType.Namespace;
-            return ns.Length > 0 ? ns.Append("."u8, metadataType.Name) : metadataType.Name;
-        }
-
         /// <summary>
         /// Retrieves all methods on a type, including the ones injected by the type system context.
         /// </summary>
diff --git a/src/coreclr/tools/Common/TypeSystem/Ecma/EcmaType.cs b/src/coreclr/tools/Common/TypeSystem/Ecma/EcmaType.cs
index af49544682311c..2abdab970b83ac 100644
--- a/src/coreclr/tools/Common/TypeSystem/Ecma/EcmaType.cs
+++ b/src/coreclr/tools/Common/TypeSystem/Ecma/EcmaType.cs
@@ -419,7 +419,7 @@ public override MethodDesc GetFinalizer()
                 if (impl == null)
                 {
                     // TODO: invalid input: the type doesn't derive from our System.Object
-                    throw new TypeLoadException(System.Text.Encoding.UTF8.GetString(this.GetFullName()));
+                    ThrowHelper.ThrowTypeLoadException(this);
                 }
 
                 if (impl.OwningType != objectType)