Log Message:
gtk3+: update to 3.22.28.

2Overview of Changes in GTK+ 3.22.28
===================================

* Fix the build

* Improve frame clock accuracy (#787665)

2Overview of Changes in GTK+ 3.22.27
===================================

* Require libcloudproviders 0.2.0

* The Emoji chooser can now be used with GtkTextView as well

* The Emoji chooser avoids fallback sequences that break the grid

* GTK+ is now using ~/.config/gtk-3.0/settings.ini when using
  Wayland without dconf

* Make fuse-mounted network filesystems show up in Other Locations

* The font chooser dialog supports search now

* Bugs fixed:
 737175 most horizontal sliders are inverted when scrolled with mouse wheel
 741633 GtkListBoxRow should implement GtkActionable
 771986 Inconsistent 'row-activated' signal emission before drag'n'drop, 'acti...
 774248 Desktop-wide text scaling factor is ignored by gtk_widget_override_fon...
 779009 Missing property-change::accessible-description events when the toolti...
 786123 GtkPlacesSidebar: Add support for libcloudproviders
 786509 GDK W32: OLE2 DnD is completely broken
 786528 Please make the output deterministic
 787089 win32: GtkWindow of type GTK_WINDOW_POPUP/GDK_WINDOW_TEMP leaks memory...
 787128 Re-add FUSE network mounts in local-only mode
 789054 Firefox crashes @gdk_window_begin_move_drag() on WM without _NET_WM_MO...
 789160 Add Windows compatible emoji shortcuts
 789268 Keyboard grab by popup window causes a session-modal shortcut-inhibiti...
 790029 GtkTextView: Support gtk 3.22.19's emoji chooser
 790031 GtkClipboardClearFunc is not being called
 790033 Add support for third stylus button on Wacom's new Pro Pen 3D
 790201 Settings in ~/.config/gtk-3.0/settings.ini ignored with GDK_BACKEND=wa...
 790270 avoid copy of CSS data from resources
 790862 Addition of insert_emoji breaks ABI on gtk-3-22
 790963 Thread safety issue in gtk_application_impl_dbus_startup
 791039 Emit enter+motion after GDK_CROSSING_TOUCH_END leave
 791062 Fix mapping window with complete xdg-foreign state
 791234 autocleanups: allow g_autoptr() usage with GtkTreePath
 791281 Backport size allocation optimization from master to 3.22
 791363 Shadow vertical offset is wrong when scaling is > 2
 791549 gtklistbox: Crash on page-up on GtkListBox
 791650 Do not warn about missing colord systemd service unit
 791710 css documentation, non-breaking spaces/hyphens, and other details
 791943 gnome-shell built with meson hangs when opening more than one window
 792279 Use portable sed syntax in gdk/wayland/Makefile.am
 792459 gtk_tree_model_sort_set_sort_column_id() ignores change to sort order
 792624 Critical due to gtk_widget_reset_controllers() passing NULL to gtk_e...

* Translation updates:
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