[mutter] (14 commits) Non-fast-forward update to branch bilelmoussaoui/gdk-x11-only

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

The branch 'bilelmoussaoui/gdk-x11-only' 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:

  79324d8... cleanup: Make GDK dependency specific to X11
  888f3f0... compositor: Replace GdkRGBA with ClutterColor
  a16f550... core: Add a in-tree copy of GtkBorder
  f30e8ba... core: Replace gtk_get_default_locale usage
  993ffce... core: Replace gtk_accelerator_parse usage
  01178a5... core: Add a copy of GDK_PRIORITY_EVENTS
  72a4ec2... clutter: Generate keynames table
  8fc71f3... clutter: Add keyval helpers
  81b1f33... core: Add a meta_accelerator_name helper

Commits added to the branch:

  61c9e34... screen-cast/src: Avoid undefined behavior with GSource (*)
  40edfbc... tests/screen-cast: Avoid undefined behavior with GSource (*)
  570b94f... meson: Add -Werror=strict-aliasing (*)
  8ec8a26... display: Unmanage windows before compositor (*)
  c93e402... monitor-manager: Ensure monitors settings after backend has (*)
  c062bbe... cleanup: Make GDK dependency specific to X11
  a9a5a17... compositor: Replace GdkRGBA with ClutterColor
  1f574e8... core: Add a in-tree copy of GtkBorder
  47c64d0... core: Replace gtk_get_default_locale usage
  afcaa0f... core: Replace gtk_accelerator_parse usage
  0ec181d... core: Add a copy of GDK_PRIORITY_EVENTS
  5a7f10e... clutter: Generate keynames table
  85711ff... clutter: Add keyval helpers
  3210bf3... core: Add a meta_accelerator_name helper

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