[gtk] (21 commits) ...Merge branch 'matthiasc/for-master' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

Summary of changes:

  62a4a35... x11: Stop using _gdk_device_query_state (*)
  9e06e83... win32: Stop using _gdk_device_query_state (*)
  b2c9239... macos: Stop using _gdk_device_query_state (*)
  84355cc... Drop _gdk_device_query_state (*)
  73d81d7... broadway: Stop using the query_state vfunc (*)
  8c9e1e7... wayland: Stop using the query_state vfunc (*)
  374c776... macos: Stop setting the query_state vfunc (*)
  1d8ac79... win32: Stop using the query_state vfunc (*)
  f3a0357... x11: Stop setting the query_state vfunc (*)
  62ed769... gdk: Drop the query_state vfunc (*)
  cf257e6... x11: Fix return value of get_device_state (*)
  b901622... x11: Drop unused argument from query_state (*)
  c4c155d... broadway: Fix return value of get_device_state (*)
  338d6ad... broadway: Drop unused argument from query_state (*)
  0091de6... wayland: Fix return value of get_device_state (*)
  0d82fcf... wayland: Drop unused argument from query_state (*)
  618891a... win32: Fix return value of get_device_state (*)
  75915bc... broadway: Fix up surface_at_position (*)
  bf9bb71... gdk: Cosmetics (*)
  1c44910... gdk: Drop an unused vfunc (*)
  70ae073... Merge branch 'matthiasc/for-master' into 'master'

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