Instances of ChainedScope should always have a debugMessage

core/descriptors/src/org/jetbrains/jet/lang/resolve/scopes/ChainedScope.java

@@ -37,10 +37,6 @@ public class ChainedScope implements JetScope {
     private Collection<DeclarationDescriptor> allDescriptors;
     private List<ReceiverParameterDescriptor> implicitReceiverHierarchy;
 
-    public ChainedScope(DeclarationDescriptor containingDeclaration, JetScope... scopes) {
-        this(containingDeclaration, "Untitled chained scope", scopes);
-    }
-
     public ChainedScope(DeclarationDescriptor containingDeclaration, String debugName, JetScope... scopes) {
         this.containingDeclaration = containingDeclaration;
         scopeChain = scopes.clone();

core/descriptors/src/org/jetbrains/jet/lang/types/TypeUtils.java

@@ -215,7 +215,7 @@ public class TypeUtils {
                 constructor,
                 allNullable,
                 Collections.<TypeProjection>emptyList(),
-                new ChainedScope(null, scopes)); // TODO : check intersectibility, don't use a chanied scope
+                new ChainedScope(null, "member scope for intersection type " + constructor, scopes)); // TODO : check intersectibility, don't use a chanied scope
     }
 
     private static class TypeUnifier {