Commits
Sutou Kouhei authored 6c7f27759f4
ARROW-5623: [GLib][CI] Use system Meson on macOS
https://travis-ci.org/apache/arrow/jobs/546495122#L3941
arrow-glib/meson.build:225:0: ERROR: gobject-introspection dependency was not found, gir cannot be generated.
Author: Sutou Kouhei <kou@clear-code.com>
Closes #4589 from kou/glib-macos-ci-failure and squashes the following commits:
90c72f8c3 <Sutou Kouhei> Use system Meson on macOS