static L<S> tok_importedClassNames(L<S> tok) {
  new L<S> names;
  int n = l(tok);
  for (int i = 1; i < n; i += 2)
    if (eq(tok.get(i), "import") /*&& neq(get(tok, i+2), "static")*/) { // static may be OK, e.g. import static x30_pkg.x30_util.VF1;
      int j = findEndOfStatement(tok, i); // index of ;+1
      S s = get(tok, j-3);
      
      // This is to distinguish from imported functions;
      // yes it's rough.
      if (isIdentifier(s) && startsWithUpperCase(s) && !eq(s, "DynamicObject_loading"))
        names.add(s);
      i = j-1;
    }
  ret names;
}