[gtk: 7/7] Merge branch 'pack-type' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 868d3cd6094c5f603dee9961096dcddec25b106f
Merge: 141f758c5c 4a15b16198
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Mar 27 18:12:01 2019 +0000

    Merge branch 'pack-type' into 'master'
    
    Drop some more child properties
    
    See merge request GNOME/gtk!672

 demos/gtk-demo/fishbowl.ui             |  42 ++---
 demos/icon-browser/window.ui           |   6 +-
 demos/widget-factory/widget-factory.ui |  12 +-
 docs/reference/gtk/migrating-3to4.xml  |  12 +-
 examples/application10/window.ui       |  12 +-
 examples/application7/window.ui        |   6 +-
 examples/application8/window.ui        |  12 +-
 examples/application9/window.ui        |  12 +-
 gtk/gtkactionbar.c                     |  93 +---------
 gtk/gtkdialog.c                        |  38 ++--
 gtk/gtkheaderbar.c                     |  87 +---------
 gtk/tools/gtk-builder-tool-simplify.c  | 112 ++++++++++--
 gtk/ui/gtkfilechooserwidget.ui         |  10 +-
 gtk/ui/gtkplacesview.ui                |  12 +-
 tests/dialog.ui                        | 309 ++++++++++++++-------------------
 tests/selectionmode.ui                 |  82 ++++-----
 tests/testsplitheaders.ui              |  46 +----
 tests/teststackedheaders.ui            | 169 +++++++++---------
 testsuite/a11y/actionbar.ui            |  33 +---
 testsuite/a11y/headerbar.ui            |  18 +-
 testsuite/reftests/actionbar.ref.ui    |  32 +---
 testsuite/reftests/actionbar.ui        |  44 ++---
 22 files changed, 459 insertions(+), 740 deletions(-)
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