return null;
}
// run rename variable refactoring
} else if (actionId.equals("org.erlide.wrangler.refactoring.renamevariable")) {
refactoring = new RenameVariableRefactoring();
final SimpleInputPage page = new SimpleInputPage("Rename variable",
"Please type the new variable name!", "New variable name:",
"New name must be a valid Erlang variable name!",
new VariableNameValidator());
page.setInput(refactoring.getDefaultValue());