[gtk+] (21 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:

  e67ace2... gskslexpression: Move division to the new binary vfuncs
  2d0111c... gskslexpression: Move GskSlExpressionOperation to binaries
  ce0e7fa... gskslexpression: Convert assignment expression to GskSlBina
  6df905d... gskslexpression: Add gsk_sl_expression_is_assignable()
  7dbc902... gsksl: Get rid of pointer types
  a8be665... gskspv: Add GskSpvAccessChain
  a7b25e9... gskspv: Ensure function labels come before variables
  971461e... gsksl: Introduce GskSlFunctionType
  c16e0f4... gskslvariable: Add load()/store() functions
  ba27b1e... gskslvariable: Make it classed
  edaa281... gskslvariable: Add a class for parameters
  e04b2a4... gskslvariable: Fold constant variables away in SPV output
  c3c931c... gskspvwriter: Add optimization for access chain
  3a80d6e... gskslexpression: Add spv writing optimization
  0c773d9... gskspv: Pass inout parameters by reference
  fb5e6f5... gskslprogram: Split out GskSlDeclaration
  a09e6c8... gsksldeclaration: Type declarations aren't variables
  587503d... gskspv: Collect in and out variables

Commits added to the branch:

  6740497... gskslexpression: Move division to the new binary vfuncs
  91e8681... gskslexpression: Move GskSlExpressionOperation to binaries
  92e841c... gskslexpression: Convert assignment expression to GskSlBina
  e0ad78a... gskslexpression: Add gsk_sl_expression_is_assignable()
  451e81f... gsksl: Get rid of pointer types
  9c26dd8... gskspv: Add GskSpvAccessChain
  9be37e6... gskspv: Ensure function labels come before variables
  50d026a... gsksl: Introduce GskSlFunctionType
  2e92fdf... gskslvariable: Add load()/store() functions
  c7c62b2... gskslvariable: Make it classed
  11f5750... gskslvariable: Add a class for parameters
  90ca71f... gskslvariable: Fold constant variables away in SPV output
  0a24cc0... gskspvwriter: Add optimization for access chain
  a463947... gskslexpression: Add spv writing optimization
  80d4ca0... gskspv: Pass inout parameters by reference
  f8c59cc... gskslprogram: Split out GskSlDeclaration
  31d4e29... gsksldeclaration: Type declarations aren't variables
  592ca4d... gskspv: Collect in and out variables
  c37564f... gsksl: Emit decorations for variables
  4861a36... gsksl: Implement addition
  4de0d98... gskspv: Implement writing constructor functions