[gtk: 13/13] Merge branch 'child-properties-be-gone' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit d89df8a98048f8ecb38f656dedc1746b64027a60
Merge: edbc99104f 7699b43ffe
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Apr 5 12:27:24 2019 +0000

    Merge branch 'child-properties-be-gone' into 'master'
    
    Child properties be gone
    
    See merge request GNOME/gtk!715

 demos/gtk-demo/panes.c                |   28 +-
 demos/gtk-demo/sliding_puzzle.c       |    5 +-
 docs/reference/gtk/gtk4-sections.txt  |   17 -
 gtk/gtkcontainer.c                    | 1073 +--------------------------------
 gtk/gtkcontainer.h                    |   85 ---
 gtk/gtkgrid.c                         |    8 +-
 gtk/gtknotebook.c                     |   29 +-
 gtk/gtkpaned.c                        |    6 -
 gtk/gtkprintunixdialog.c              |    7 +-
 gtk/gtkwidget.c                       |  150 +----
 gtk/gtkwidget.h                       |   16 -
 gtk/tools/gtk-builder-tool-simplify.c |    2 +-
 tests/meson.build                     |    2 -
 tests/testactionbar.c                 |  169 ------
 tests/testgtk.c                       |   40 +-
 tests/testtitlebar.c                  |  200 ------
 testsuite/gtk/ui/container2.expected  |    2 -
 testsuite/gtk/ui/container2.ui        |   11 -
 testsuite/gtk/ui/container3.expected  |    2 -
 testsuite/gtk/ui/container3.ui        |   11 -
 testsuite/gtk/ui/container7.expected  |    2 -
 testsuite/gtk/ui/container7.ui        |   10 -
 22 files changed, 113 insertions(+), 1762 deletions(-)
---