1 files changed, 13 insertions, 8 deletions
diff --git a/mcs/tools/linker/Mono.Linker.Steps/MarkStep.cs b/mcs/tools/linker/Mono.Linker.Steps/MarkStep.cs
index bb944b1b55..30b7779f58 100644
--- a/mcs/tools/linker/Mono.Linker.Steps/MarkStep.cs
+++ b/mcs/tools/linker/Mono.Linker.Steps/MarkStep.cs
@@ -189,7 +189,7 @@ namespace Mono.Linker.Steps {
 				MarkCustomAttribute (ca);
 		}
 
-		void MarkCustomAttribute (CustomAttribute ca)
+		protected virtual void MarkCustomAttribute (CustomAttribute ca)
 		{
 			MarkMethod (ca.Constructor);
 
@@ -296,7 +296,7 @@ namespace Mono.Linker.Steps {
 				MarkCustomAttributes (module);
 		}
 
-		void MarkField (FieldReference reference)
+		protected void MarkField (FieldReference reference)
 		{
 //			if (IgnoreScope (reference.DeclaringType.Scope))
 //				return;
@@ -346,10 +346,7 @@ namespace Mono.Linker.Steps {
 
 		protected virtual void MarkSerializable (TypeDefinition type)
 		{
-			if (!type.HasMethods)
-				return;
-
-			MarkMethodsIf (type.Methods, IsDefaultConstructorPredicate);
+			MarkDefaultConstructor (type);
 			MarkMethodsIf (type.Methods, IsSpecialSerializationConstructorPredicate);
 		}
 
@@ -582,6 +579,14 @@ namespace Mono.Linker.Steps {
 			return method.IsConstructor && !method.IsStatic;
 		}
 
+		protected void MarkDefaultConstructor (TypeDefinition type)
+		{
+			if ((type == null) || !type.HasMethods)
+				return;
+
+			MarkMethodsIf (type.Methods, IsDefaultConstructorPredicate);
+		}
+
 		static MethodPredicate IsStaticConstructorPredicate = new MethodPredicate (IsStaticConstructor);
 
 		static bool IsStaticConstructor (MethodDefinition method)
@@ -901,12 +906,12 @@ namespace Mono.Linker.Steps {
 			return null;
 		}
 
-		void MarkProperty (PropertyDefinition prop)
+		protected void MarkProperty (PropertyDefinition prop)
 		{
 			MarkCustomAttributes (prop);
 		}
 
-		void MarkEvent (EventDefinition evt)
+		protected void MarkEvent (EventDefinition evt)
 		{
 			MarkCustomAttributes (evt);
 			MarkMethodIfNotNull (evt.AddMethod);