[gtk: 5/5] Merge branch 'overlay-layout' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 121bbcec4b6b93baec3d38911838c9314c1f5af2
Merge: 0f7ca7e550 700183e5b6
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Mar 28 21:07:38 2019 +0000

    Merge branch 'overlay-layout' into 'master'
    
    overlay: Use a layout manager
    
    See merge request GNOME/gtk!677

 gtk/gtkoverlay.c                                 | 373 ++-----------------
 gtk/gtkoverlay.h                                 |   1 -
 gtk/gtkoverlaylayout.c                           | 448 +++++++++++++++++++++++
 gtk/gtkoverlaylayoutprivate.h                    |  57 +++
 gtk/meson.build                                  |   1 +
 gtk/tools/gtk-builder-tool-simplify.c            | 201 ++++++----
 gtk/ui/gtkfontchooserwidget.ui                   |   4 +-
 gtk/ui/gtkmediacontrols.ui                       |   8 +-
 gtk/ui/gtkpagesetupunixdialog.ui                 |   4 -
 gtk/ui/gtkplacesview.ui                          |   2 -
 gtk/ui/gtkplacesviewrow.ui                       |   2 +-
 gtk/ui/gtksidebarrow.ui                          |   2 +-
 gtk/ui/gtkvideo.ui                               |  12 +-
 tests/visuals/osd-toolbars.ui                    |  68 +---
 testsuite/reftests/opacity-initial.ui            |   9 +-
 testsuite/reftests/overlay-no-main-widget.ref.ui |   9 -
 testsuite/reftests/overlay-no-main-widget.ui     |   7 -
 17 files changed, 699 insertions(+), 509 deletions(-)
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