[gtk+] (13 commits) Non-fast-forward update to branch wip/otte/shader

[Benjamin Otte <otte src gnome org>]

The branch 'wip/otte/shader' 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:

  79849e3... gskspv: emit Debug information
  abaa819... gskspvwriter: Allow writing a function with initializer
  8857772... gskspv: Reorganize code more
  26720e2... gskspv: Claim to support the same source extensions as glsl
  ad04220... gskspv: Variables can go different places
  c69548b... gsksl: Split binary expressions into their own header
  a2e20e1... gskslexpression: Move division to the new binary vfuncs
  0177313... gskslexpression: Move GskSlExpressionOperation to binaries
  2f9c0d7... gskslexpression: Convert assignment expression to GskSlBina
  e783d7d... gskslexpression: Add gsk_sl_expression_is_assignable()
  6fe4051... gsksl: Get rid of pointer types
  24a18bd... gskspv: Add GskSpvAccessChain
  9437bdf... gskspv: Ensure function labels come before variables

Commits added to the branch:

  b36c9cc... gskspv: emit Debug information
  25d16cb... gskspvwriter: Allow writing a function with initializer
  7804003... gskspv: Reorganize code more
  4d6abed... gskspv: Claim to support the same source extensions as glsl
  58aa3ac... gskspv: Variables can go different places
  ebfdf25... gsksl: Split binary expressions into their own header
  67a9c86... gskslexpression: Move division to the new binary vfuncs
  e15ddc3... gskslexpression: Move GskSlExpressionOperation to binaries
  68af70f... gskslexpression: Convert assignment expression to GskSlBina
  9bac73b... gskslexpression: Add gsk_sl_expression_is_assignable()
  f06c11a... gsksl: Get rid of pointer types
  e42d5bc... gskspv: Add GskSpvAccessChain
  53d3fb4... gskspv: Ensure function labels come before variables