[gjs: 6/6] Merge branch '3v1n0/gjs-gio-modernize' (early part)

[Philip Chimento <pchimento src gnome org>]

commit b48d310132edac2f44932b34e09e8786d9fedd06
Merge: 1ce39e86 2e2157fe
Author: Philip Chimento <philip chimento gmail com>
Date:   Wed Jun 19 22:09:05 2019 -0700

    Merge branch '3v1n0/gjs-gio-modernize' (early part)
    
    See merge request !298.

 installed-tests/js/testGDBus.js | 253 +++++++++++++++++++++++++---------------
 modules/overrides/Gio.js        |  37 +++---
 2 files changed, 177 insertions(+), 113 deletions(-)
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