public void endVisit(JsVars x, JsContext<JsStatement> ctx) {
JsVars strippedVars = new JsVars(x.getSourceInfo().makeChild(
MustExecVisitor.class, "Simplified execution"));
boolean mustReplace = false;
for (JsVar var : x) {
JsVar strippedVar = new JsVar(var.getSourceInfo().makeChild(
MustExecVisitor.class, "Simplified execution"), var.getName());
strippedVars.add(strippedVar);
if (var.getInitExpr() != null) {
mustReplace = true;
}