[gtk/gtk-4.0: 55/55] Merge branch '4.0-backports' into 'gtk-4.0'

[Matthias Clasen <matthiasc src gnome org>]

commit 039c407e2c0947900586980e83487f7a5214a616
Merge: ae2dfc2222 0f83e00955
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Feb 7 20:55:39 2021 +0000

    Merge branch '4.0-backports' into 'gtk-4.0'
    
    4.0 backports
    
    See merge request GNOME/gtk!3168

 .gitlab-ci.yml                                    |   2 +-
 demos/icon-browser/iconbrowserwin.c               |  22 +-
 demos/node-editor/help-window.ui                  |   1 +
 docs/reference/gtk/css-properties.md              |   4 +-
 docs/reference/gtk/migrating-3to4.md              |   5 +
 examples/application10/exampleappwin.c            | 293 ----------------------
 gdk/gdk.c                                         |   2 +-
 gdk/gdktoplevelsize.c                             |  17 --
 gdk/wayland/gdkdisplay-wayland.c                  |  14 +-
 gdk/wayland/gdksurface-wayland.c                  |  24 +-
 gdk/wayland/gdksurface-wayland.h                  |   1 +
 gdk/wayland/protocol/gtk-shell.xml                |   7 +-
 gdk/x11/gdkdrag-x11.c                             |  87 ++++---
 gdk/x11/gdkdrop-x11.c                             |  51 +++-
 gdk/x11/gdkkeys-x11.c                             |   2 +-
 gsk/gl/gskglshaderbuilder.c                       |  14 +-
 gsk/vulkan/gskvulkanimage.c                       |   2 +-
 gtk/a11y/gtkatspiaction.c                         |   8 +-
 gtk/a11y/gtkatspicache.c                          |  16 +-
 gtk/gen-gtk-gresources-xml.py                     |   1 -
 gtk/glade/README.glade                            |  17 --
 gtk/glade/gtk-private-widgets.xml                 |  33 ---
 gtk/gtkcssbordervalue.c                           |   2 +-
 gtk/gtkcssselector.c                              |   5 +-
 gtk/gtkcssshadowvalue.c                           |  13 +-
 gtk/gtkdialog.c                                   |  50 ++--
 gtk/gtkentry.c                                    |   1 -
 gtk/gtkfilechoosernative.c                        |   5 +
 gtk/gtkgesture.c                                  |   7 +-
 gtk/gtkgladecatalog.c                             |  56 -----
 gtk/gtklistbase.c                                 |   2 +-
 gtk/gtkmessagedialog.c                            |   2 -
 gtk/gtkmodules.c                                  |  22 +-
 gtk/gtknativedialog.c                             |   5 +
 gtk/gtkpopovermenu.c                              |   2 +-
 gtk/gtksearchbar.c                                |   8 +-
 gtk/gtkshow.c                                     |   2 +-
 gtk/gtktextbtree.c                                |   4 +-
 gtk/gtktreemodelfilter.c                          |   3 -
 gtk/gtkwidget.c                                   |  75 +++---
 gtk/gtkwidgetprivate.h                            |   3 +
 gtk/gtkwindow.c                                   |  13 +-
 gtk/inspector/logo.png                            | Bin 2640 -> 0 bytes
 gtk/language-names.c                              |   2 +-
 gtk/meson.build                                   |   1 -
 gtk/theme/Adwaita/_common.scss                    |   8 +
 gtk/tools/gtk-builder-tool-simplify.c             |   3 +-
 meson.build                                       |   9 +-
 modules/media/gtkgstsink.c                        |  79 +++---
 modules/media/meson.build                         |   2 +
 modules/printbackends/meson.build                 |   4 +
 tests/testentryicons.c                            |   2 +-
 testsuite/gdk/arrayimpl.c                         |   2 +
 testsuite/reftests/frame-inhibitor.c              |   1 +
 testsuite/reftests/meson.build                    |  10 +-
 testsuite/tools/simplify-data-3to4/image.expected |  12 +
 testsuite/tools/simplify-data-3to4/image.ui       |  10 +
 57 files changed, 418 insertions(+), 630 deletions(-)
---