pages.add(new CostumworkFlowInputPage("Introduce ?LET",
"Please type the pattern variable name!",
"Pattern variable name:",
"New name must be a valid Erlang atom!",
new VariableNameValidator()));
refactoring = new IntroduceLetRefactoring();
} else if (actionId.equals("org.erlide.wrangler.refactoring.mergelet")) {
refactoring = new MergeLetRefactoring();
pages.add(new SelectionInputPage("Merge ?LET expressions",
"Please select expressions which whould be merged!",
"Select expressions which should be merged",