[gtk] (8 commits) Non-fast-forward update to branch fix-3728-3799

[Chun-wei Fan <fanchunwei src gnome org>]

The branch 'fix-3728-3799' 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:

  b154f9f... GDK-Win32: Force toplevel surfaces to configure as needed
  c6ba930... gdksurface-win32.c: Rename window->surface in snap_*()

Commits added to the branch:

  d8ab2e6... texthistory: hoist single actions from group (*)
  e596e1f... Merge branch 'wip/chergert/fix-texthistory-grouping' into ' (*)
  e415f25... Add another text history test (*)
  3e63e68... Merge branch 'text-undo-test' into 'master' (*)
  fedcddb... GDK-Win32: Force toplevel surfaces to configure as needed
  e1e6e7a... gdksurface-win32.c: Fix maximize
  a960f8a... gdksurface-win32.c: Rename window->surface in snap_*()
  f2d696e... GDK-Win32: Some cleanups

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