private PsiExpression replaceRefsToTargetVariable(final PsiExpression expression) {
    final PsiManager manager = expression.getManager();
    if (ExpressionUtils.isReferenceTo(expression, myTargetVariable)) {
      return createThisExpr(manager);
    }

    expression.accept(new JavaRecursiveElementVisitor() {
      @Override public void visitReferenceExpression(@NotNull PsiReferenceExpression expression) {
        super.visitReferenceExpression(expression);
        if (expression.isReferenceTo(myTargetVariable)) {
          try {
            expression.replace(createThisExpr(manager));
          }
          catch (IncorrectOperationException e) {
            LOG.error(e);
          }
        }
      }
    });

    return expression;
  }
private PsiExpression replaceRefsToTargetVariable(final PsiExpression expression)