[gtk] (4 commits) Non-fast-forward update to branch wip/jimmac/dark-variant-increase-contrast

[Jakub Steiner <jimmac src gnome org>]

The branch 'wip/jimmac/dark-variant-increase-contrast' 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:

  cad389c... Adwaita:dark increase contrast for text views

Commits added to the branch:

  e4578b1... textview: use gdk_event_unref() (*)
  89c0df6... Merge branch 'wip/chergert/textview-fix-gdk_event_unref' in (*)
  1bc1b82... Merge branch 'wip/jimmac/adwaitadark-lighten-switches' into (*)
  f86b6f3... Adwaita:dark increase contrast for text views

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