[gtk] (15 commits) ...Merge branch 'wip/alexl/broadway5' into 'master'

[Alexander Larsson <alexl src gnome org>]

Summary of changes:

  1b5b1bf... broadway: Don't fall back for translation transform nodes (*)
  b097f0a... Broadway: Add node for debug nodes (*)
  d997903... broadway: Use DataView instead of hand-rolled int parsers (*)
  890b759... broadway: Send actual float32, not some hack (*)
  3bbbe9f... broadway: Don't crash of drag-resizing when already active (*)
  311aa01... broadway: Simplify fallback node cache (*)
  2f85443... broadway: Refcount textures (*)
  87a13fe... broadway: Prepare for splitting display ops out of command  (*)
  d59d8b5... Disable accidental debug spew (*)
  fbefec5... Broadway: Add id for nodes and reuse old ones (*)
  edbaa09... broadway: Clean up stuff using const defines (*)
  0481aa1... broadway: Use const use for constants in the js code (*)
  cf42265... broadway: Load all textures before applying display ops, fi (*)
  6fce18e... broadway: Remove some spew (*)
  18d814d... Merge branch 'wip/alexl/broadway5' into 'master'

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