[mutter] (5 commits) Non-fast-forward update to branch wip/texture-purge-on-nvidia

[Ray Strode <halfline src gnome org>]

The branch 'wip/texture-purge-on-nvidia' 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:

  e7f9ec8... wip! force texture updates
  733cb48... fixup! wip! force texture updates
  043e4f5... wip! backend: add signals for reporting suspend and resume
  2ce895a... wip! compositor: save and restore textures on suspend
  5fa848f... wayland: force X clients to redraw on resume
  e1eabb4... wip! figure out where to squash these warning fixes

Commits added to the branch:

  6f5e2ca... wip! force texture updates
  64891e2... fixup! wip! force texture updates
  028eeef... wip! backend: add signals for reporting suspend and resume
  a66bca3... wip! compositor: save and restore textures on suspend
  8f61bd9... wayland: force X clients to redraw on resume