[gtk+] (30 commits) Created branch wip/otte/snapshot

[Benjamin Otte <otte src gnome org>]

The branch 'wip/otte/snapshot' was created.

Summary of new commits:

  b58a5a5... gtk: Add gtk_widget_snapshot()
  e768666... widget: Add GtkWidgetClass.snapshot() vfunc
  a26f4f5... window: Implement snapshot()
  e64e1b3... gsk: Add implementation for gsk_render_node_get_transform()
  0c33c0a... snapshot: Completely reengineer API
  b926ef0... flowbox: children per line may not be 0
  ee84f14... snapshot: Add gtk_snapshot_render_background()
  1051da7... widget: Add more sophisticated detection of rendering metho
  7062159... container: Add snapshot() implementation
  02d0522... snapshot: Add gtk_css_gadget_snapshot()
  b017854... snapshot: Add a snapshot function to GtkCssCustomGadget
  719c0b8... snapshot: Port to GtkSwitch
  8dbebd9... snapshot: convert GtkBox
  7f02f35... snapshot: Convert entry and spinbutton
  b252261... snapshot: Convert GtkGrid
  e93e711... snapshot: Convert GtkButtonBox
  1a4a52c... snapshot: Port GtkActionBar
  c064a0f... snapshot: Convert GtkButton and subclasses
  cc1c174... snapshot: Convert GtkLabel and GtkAccelLabel
  be5af8e... snapshot: Convert GtkComboBox
  627be0f... snapshot: Convert GtkFixed
  9d4f1fd... snapshot: Port GtkHeaderBar
  b2f962a... snapshot: Convert GtkImage and GtkIconHelper
  b1aaa7e... image: Invalidate icon helper when unrealizing
  ba3a08e... rendernode: Unref texture on finalize
  4a2fa26... window: Unrealize renderer last
  bda7095... gsk: Allow creating cairo contexts for 0x0 nodes
  d49942f... snapshot: Convert box gadget
  c8782bd... snapshot: Convert GtkSpinner
  37a0395... Revert "paned: Convert to indirect rendering"