[gtk+] (15 commits) Created branch wip/simple-draw2

[Alexander Larsson <alexl src gnome org>]

The branch 'wip/simple-draw2' was created.

Summary of new commits:

  2a03770... gdk: Don't ever do copies from the window
  9f8e062... gdkwindow: Remove outstanding_moves stuff
  bcf751d... gdkwindow: Remove translate vfunc
  89dd735... gdkwindow: Simplify clip region handling
  b498ef1... gdkwindow: Simplify clip region calculations
  76615eb... gdkwindow: Remove ancient USE_BACKING_STORE define
  a05fc8f... Only handle exposes on native window, propagate to children
  2fa0536... gdkwindow: Remove implicit paints
  08c33ef... gdkwindow: Simplify invalidation
  cb98f90... Add gdk_window_set_update_handler
  b47f774... gtkcontainer: Don't propagate draws to non-drawable widgets
  26b93a8... GtkViewport: Add offscreen surface based scrolling
  550175a... gdkwindow: Change update_handler to invalidate_handler
  a0c9515... Change the way we draw (again)
  a0eac16... gdkframeclock: Loop the layout phase if needed