Commits
Sutou Kouhei authored and GitHub committed 06f9aeea884
GH-43592: [C++] Remove redundant default constructor/deconstructor in arrow::ArrayStatistics (#43579) ### Rationale for this change `= default` constructor/deconstructor are needless in `arrow::ArrayStatistics`. ### What changes are included in this PR? Remove them. ### Are these changes tested? Yes. ### Are there any user-facing changes? No. * GitHub Issue: #43592 Authored-by: Sutou Kouhei <kou@clear-code.com> Signed-off-by: Sutou Kouhei <kou@clear-code.com>