[gtk+] (22 commits) Non-fast-forward update to branch wip/ebassi/frame-marker

[Emmanuele Bassi <ebassi src gnome org>]

The branch 'wip/ebassi/frame-marker' 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:

  912a024... Add frame drawing API to GdkWindow
  c08d5a1... Simplify the widget rendering entry point
  e4fd3fb... Add GdkDrawingContext

Commits added to the branch:

  b42d4b5... progressbar: Render text with the text css node (*)
  bd86715... GDK W32: Fix dragging AeroSnap application (*)
  4e5ecb7... scrolledwindow: add ::max-content-width and -height propert (*)
  657fcd0... tests: adapt testscrolledwindow to have max content sizes (*)
  3962b90... testsuite: add tests for scrolledwindow (*)
  9c50b8b... button: Free gadgets and gestures in finalize (*)
  eff09fa... menu: Free gadgets in finalize (*)
  ca43f6e... notebook: Free gadgets in finalize (*)
  9a8335a... range: Free gadgets in finalize (*)
  b4ebe4e... scrolled window: Free gestures and gadgets in finalize (*)
  c8cab6a... viewport: Free gadgets in finalize (*)
  57d00e0... inspector: Ellipsize accessible description. (*)
  321ddb8... Make gtk_tooltip_trigger_tooltip_query work again (*)
  b97c490... object test: Also test object type properties (*)
  c4224bf... treeview: fix an off-by-one error (*)
  0943c9f... scrolledwindow: Bug 766569 - Report child natural size unco (*)
  72ea348... Fix hiding popover when focus moves outside (*)
  03742e8... scrolledwindow: Bug 767238 - Fixing up for max content size (*)
  a263e96... Add frame drawing API to GdkWindow
  d278e8e... Simplify the widget rendering entry point
  b2a0eea... Add GdkDrawingContext
  a554c49... docs: Add GdkDrawingContext to the GDK API reference

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