[mutter] (16 commits) Non-fast-forward update to branch wip/carlosg/startup-sequences

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

The branch 'wip/carlosg/startup-sequences' 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:

  5595862... core: Rename MetaStartupNotificationSequence to MetaStartup
  d3b0f9c... x11: Refactor the X11 startup notification bits into src/x1
  7759641... core: Add extra properties to MetaStartupSequence
  46d7cf7... x11: Set all MetaStartupSequence properties for libsn seque
  abe11cc... core: Shuffle startup notification object creation
  abfa61e... core: Make MetaStartupSequence/Notification public
  c9bb699... core: Use MetaStartupSequence internally
  16fa093... core: Drop MetaDisplay startup sequence API
  72acd95... wayland: Complete the startup sequence as given from gtk-sh
  70d6eb4... x11: Complete X11 startup sequence on SN_MONITOR_EVENT_COMP
  cf1c829... core: Refactor/simplify display startup sequence handling

Commits added to the branch:

  3a4a858... cogl: use G_BEGIN_DECLS instead of COGL_BEGIN_DECLS (*)
  bf8a3b1... cogl: Remove unused macro COGL_GNUC_DEPRECATED (*)
  6834bed... cogl: remove COGL_GNUC_NULL_TERMINATED (*)
  e9e4b2b... renderer-native: Add hardware presentation timing (*)
  e8c2760... renderer-native: Advertise _FEATURE_SWAP_THROTTLE (*)
  576cd08... core: Rename MetaStartupNotificationSequence to MetaStartup
  26fbd56... x11: Refactor the X11 startup notification bits into src/x1
  91ce24d... core: Add extra properties to MetaStartupSequence
  8a10196... x11: Set all MetaStartupSequence properties for libsn seque
  4a69a0d... core: Shuffle startup notification object creation
  4d92979... core: Make MetaStartupSequence/Notification public
  ec6a536... core: Use MetaStartupSequence internally
  7635d06... core: Drop MetaDisplay startup sequence API
  92349a4... wayland: Complete the startup sequence as given from gtk-sh
  6b7bd91... x11: Complete X11 startup sequence on SN_MONITOR_EVENT_COMP
  e11ee44... core: Refactor/simplify display startup sequence handling

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