[gtk] (41 commits) Non-fast-forward update to branch wip/matthiasc/shared-glyph-cache

[Matthias Clasen <matthiasc src gnome org>]

The branch 'wip/matthiasc/shared-glyph-cache' 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:

  51e0136... glglyphcache: Use stb_rect_pack for better glyph packing
  1494e8a... gl renderer: Move texture atlas into its own file
  d243fb4... glimage: Only support uploading one region
  58f17a9... gl renderer: Add & use icon cache
  697d3cb... glyph cache: Clarify message
  986eb79... gl: Free icon data
  ed5736d... gl: Don't leak texture atlases
  94e50b2... glyph cache: Reinstate 1 pixel padding
  94c4ebe... gl: Add 1 pixel of padding in the icon cache
  a238df9... gl: Allow setting min/mag filter on textures
  f04b7e1... gl: Use linear scaling for atlases
  d008eaa... gl: Use pad-extend for icon cache
  3810df9... glyph cache: Stop storing driver and render
  d8f22ab... gdk: Create a global shared GL context
  0dd5948... Share glyph and icon caches
  66f67f2... Consider all offscreen drawings for the icon cache

Commits added to the branch:

  c7ccaa5... menu: Update scrollbar policy (*)
  6560a35... Merge branch 'menu-sizing' into 'master' (*)
  fb1f929... gl renderer: Dont' unnecessarily to_matrix transforms (*)
  efe9bba... gl renderer: Ref transform before using it (*)
  05ca772... GskTransform: Ignore identity transforms (*)
  3a49c0e... glyphcache: Don't leak hashtables (*)
  d228f4b... gl renderer: Don't ref transform twice (*)
  88344cc... widget: Unref priv->{allocated_,}transform (*)
  a0cb682... gl renderer: Dont' memcmp() a GskTransform (*)
  d81cf5a... rendernodeparser: Handle Cairo being stupid (*)
  a116145... GskTransform: NULL is a valid transform (*)
  4efa457... Merge branch 'for-master' into 'master' (*)
  0ab4a23... Move transform tests to the gsk suite (*)
  d93fb5a... Cosmetics (*)
  4ed5744... gsk: Fix printing of identity transforms (*)
  2f70471... gsk: Add some more transform tests (*)
  206970c... Merge branch 'transform-tests' into 'master' (*)
  24effe4... testsuite: Add tests for printing/parsing transforms (*)
  6a0e003... builder: Make GListStore buildable (*)
  836635d... builder: Allow values of type GType (*)
  098f182... widget-factory: Show proper separators (*)
  5c0737e... Merge branch 'for-master' into 'master' (*)
  ac333d7... snapshot: Make append_node_internal transfer-full (*)
  4b3986a... rendernodeimpl: Inline container_node_get_bounds into _new (*)
  bb5871f... docs: Remove mention of queue_draw_area() (*)
  66b081d... glglyphcache: Use stb_rect_pack for better glyph packing
  b74bb90... gl renderer: Move texture atlas into its own file
  e2ffad7... glimage: Only support uploading one region
  cf4ff56... gl renderer: Add & use icon cache
  adb5df0... glyph cache: Clarify message
  a375793... gl: Free icon data
  f37274d... gl: Don't leak texture atlases
  2529385... glyph cache: Reinstate 1 pixel padding
  102cc1c... gl: Add 1 pixel of padding in the icon cache
  efc3116... gl: Allow setting min/mag filter on textures
  4020399... gl: Use linear scaling for atlases
  c9cea36... gl: Use pad-extend for icon cache
  7293fd5... glyph cache: Stop storing driver and render
  1f70bc4... gdk: Create a global shared GL context
  259bbdc... Share glyph and icon caches
  ecb353f... Consider all offscreen drawings for the icon cache

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