I might get my head chopped off for this one, but presumably the generated

Key construction code "knows what it's doing" and can call the optimized
Key constructor. We can rollback if I'm missing something.

src/java/com/samskivert/depot/tools/record_key.tmpl

@@ -6,6 +6,5 @@
     {
         return new Key<@record@>(
                 @record@.class,
-                new ColumnExp[] { @fieldNameList@ },
                 new Comparable[] { @argNameList@ });
     }