[gtk] (2 commits) Non-fast-forward update to branch wip/damaged-but-no-frost-bite

[Ray Strode <halfline src gnome org>]

The branch 'wip/damaged-but-no-frost-bite' 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:

  a2962cc... x11: Defer _NET_WM_FRAME_DRAWN update until frame usable by

Commits added to the branch:

  95ad494... x11: Factor out some of frame sync code into subroutines
  1eb6e2c... x11: Defer _NET_WM_FRAME_DRAWN update until frame usable by