[gtk] (3 commits) Non-fast-forward update to branch ngl-clip-classification

[Matthias Clasen <matthiasc src gnome org>]

The branch 'ngl-clip-classification' 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:

  2b0cb40... ngl: Classify clips
  b28f029... ngl: Add infrastructure for clip-variants of shaders
  8b56e83... gsk: Use clip defines in shaders

Commits added to the branch:

  5788338... ngl: Classify clips
  2c05b75... ngl: Add infrastructure for clip-variants of shaders
  46d1fc1... gsk: Use clip defines in shaders