[mutter] (14 commits) Non-fast-forward update to branch wip/surface-content

[Jasper St. Pierre <jstpierre src gnome org>]

The branch 'wip/surface-content' 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:

  41b5f2c... surface-actor: Move unobscured_region processing here
  ac435fc... window-actor: Never unredirect when under Wayland
  0345076... window-actor: Simplify the unredirected check in cull_out
  aa3a17d... compositor: Simplify the unredirected window management cod
  09cc1f5... window-actor: Flip set_redirected around
  db39ded... window-actor: Remove old unused APIs
  d244b26... Move position-changed / size-changed signals to the MetaWin
  ed15425... compositor: Remove meta_compositor_window_[un]mapped
  37aa82e... surface content
  3a8ed2f... xwayland: Update the surface actor for the window on set_wi
  b1e8e53... window-actor: Don't use TFP under XWayland

Commits added to the branch:

  56207dd... window-actor: Never unredirect when under Wayland (*)
  8e6f808... Always map the client and frame windows
  bfc906c... compositor: Remove meta_compositor_window_[un]mapped
  0e5f365... compositor: Remove pending_input_region
  a0fe392... surface-actor: Move unobscured_region processing here
  e3b6491... window-actor: Simplify the unredirected check in cull_out
  fa7a578... compositor: Simplify the unredirected window management cod
  0a81314... window-actor: Flip set_redirected around
  03146c2... window-actor: Remove old unused APIs
  7ea537f... Move position-changed / size-changed signals to the MetaWin
  e6391c2... surface content
  a318198... xwayland: Update the surface actor for the window on set_wi
  ba484be... window-actor: Don't use TFP under XWayland
  ac32b9e... get xwayland working again

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