private static void processInternalUsages(UsageInfo[] usages, GrIntroduceParameterSettings settings) {
    final GroovyPsiElementFactory factory = GroovyPsiElementFactory.getInstance(settings.getProject());
    // Replacing expression occurrences
    for (UsageInfo usage : usages) {
      if (usage instanceof ChangedMethodCallInfo) {
        PsiElement element = usage.getElement();

        processChangedMethodCall(element, settings);
      }
      else if (usage instanceof InternalUsageInfo) {
        PsiElement element = usage.getElement();
        if (element == null) continue;
        GrExpression newExpr = factory.createExpressionFromText(settings.getName());
        if (element instanceof GrExpression) {
          ((GrExpression)element).replaceWithExpression(newExpr, true);
        }
        else {
          element.replace(newExpr);
        }
      }
    }

    final StringPartInfo info = settings.getStringPartInfo();
    if (info != null) {
      final GrExpression expr = info.replaceLiteralWithConcatenation(settings.getName());
      final Editor editor = PsiEditorUtil.findEditor(expr);
      if (editor != null) {
        editor.getSelectionModel().removeSelection();
        editor.getCaretModel().moveToOffset(expr.getTextRange().getEndOffset());
      }
    }
  }
private static void processInternalUsages(UsageInfo[] usages, GrIntroduceParameterSettings settings)