[gtk] (34 commits) Non-fast-forward update to branch wip/baedert/for-master

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/for-master' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  52e4f7d... stack: Add GtkStackPage:visible accessors
  62cfe8b... aboutdialog: Use new GtkStackPage API
  9112f29... aboutdialog: Replace visited_links GList with GPtrArray
  6e0d38a... modelbutton: Un-select on mouse leave
  f391cc9... aboutdialog: Clarify docs and fix preconditions
  3636495... popvermenu: Clarify css node docs
  b209e9f... spinbutton: Remove manual queue_draw() calls
  60be322... docs: Remove dnd_internals.txt
  2511542... docs: Remove developers.txt
  e24cf94... docs: Remove focus_tracking.txt
  252ca4d... text: Remove gtk_text_get_im_context()
  7d9916b... filechooserwidget: Remove unused constants
  1d20318... filechooserwidget: Allow typing a location in recent mode
  fb657f1... filechoosererrorstack: Set a layout manager
  fc23229... filechooserwidget: Use a proper GtkPopoverMenu
  dc48fd9... filechooserwidget: Fold function into only caller
  76b8152... emojichooser: Add style class to emoji toolbar

Commits added to the branch:

  f43717a... popover: Unrealize when autohide prop changes (*)
  6eaeadb... tests/popover: Add check box for switching autohide prop (*)
  4e78dd2... gdk/surface: Use enum type for surface type (*)
  f284e1d... wayland: Remove position method split (*)
  0d08687... gdk/wayland/surface: Use dedicated bool for frame callback  (*)
  7fafa51... wayland/surface: Add per surface configuration event queues (*)
  49fcbc2... wayland: Remove old "gdk-attached-grab-surface" hackery (*)
  2bb0edd... wayland: Simplify popup parent discovery (*)
  4069341... x11: Make gdk_surface_get_position() return relative positi (*)
  339a04d... gdk: Move GdkGravity to gdktypes.h (*)
  ebd3ee9... gdk: Move GdkGeometry declaration to gdktypes.h (*)
  11dbc38... wayland: Fix top-most-popup check (*)
  46d40cd... wayland: Simplify logic deciding whether to use xdg_popup (*)
  37f4c64... gdk/surface: Reset position after hiding (*)
  ca71119... gdk/surface: Replace move_to_rect() with GdkPopupLayout bas (*)
  9660ae5... Merge branch 'wip/xdg-popup-async-relayout' into 'master' (*)
  188f00e... stack: Add GtkStackPage:visible accessors
  b5d4815... aboutdialog: Use new GtkStackPage API
  2bf9a5b... aboutdialog: Replace visited_links GList with GPtrArray
  ec6d583... modelbutton: Un-select on mouse leave
  2ad6c04... aboutdialog: Clarify docs and fix preconditions
  a1bc3ae... popvermenu: Clarify css node docs
  e18a159... spinbutton: Remove manual queue_draw() calls
  63bb1c2... docs: Remove dnd_internals.txt
  d3936f8... docs: Remove developers.txt
  d8a61b3... docs: Remove focus_tracking.txt
  64d0f84... text: Remove gtk_text_get_im_context()
  194039c... filechooserwidget: Remove unused constants
  b8a752c... filechooserwidget: Allow typing a location in recent mode
  b58f9e2... filechoosererrorstack: Set a layout manager
  c0de025... filechooserwidget: Use a proper GtkPopoverMenu
  f14978c... filechooserwidget: Fold function into only caller
  faddbb1... emojichooser: Add style class to emoji toolbar
  aa53fef... scale: Remove unused member

(*) This commit already existed in another branch; no separate mail sent