@NotNull
  PsiDeclarationStatement createVariableDeclarationStatement(@NotNull String name,
                                                             @NotNull PsiType type,
                                                             @Nullable PsiExpression initializer)
    throws IncorrectOperationException;
@NotNull
  PsiDeclarationStatement createVariableDeclarationStatement(@NotNull String name,
                                                             @NotNull PsiType type,
                                                             @Nullable PsiExpression initializer)