private void collectConflicts(final PsiReference reference, final MultiMap<PsiElement, String> conflicts) {
    GrExpression expr = (GrExpression)reference.getElement();
    if (PsiUtil.isAccessedForWriting(expr)) {
      conflicts.putValue(expr, GroovyRefactoringBundle.message("variable.is.accessed.for.writing", myLocal.getName()));
    }
  }
private void collectConflicts(final PsiReference reference, final MultiMap<PsiElement, String> conflicts)