[gtk] (37 commits) Non-fast-forward update to branch wip.win32.fixes

[Chun-wei Fan <fanchunwei src gnome org>]

The branch 'wip.win32.fixes' 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:

  6c4125b... demos/gtk-demo|widget-factory: Temporarily disable gui_app 
  0f6cd5c... gdk/win32: Allow sharing WGL contexts with gstreamer
  92de0a2... media/gstreamer: Attempt to use GL for video for Windows
  fd5ac9d... gdkglcontext-win32.c: Fix running with Mesa drivers

Commits added to the branch:

  66e7f3b... gdkglcontext-win32.c: Fix running with Mesa drivers (*)
  be42644... Add more clipboard tests (*)
  ae3ae42... Update Nepali translation (*)
  e1a0e4b... Make clipboard tests run installed (*)
  6482954... Fix the clipboard test under X11 (*)
  f72ca06... Run gdk tests with an unset D-Bus address (*)
  5636384... Skip clipboard tests when they don't work (*)
  e473e7a... gdk: fix content_formats_get_mime_types annotation (*)
  ec38e53... gdk: add zero-terminated annotation to content_formats_get_ (*)
  c1b6147... Install the clipboard-client binary (*)
  d69ac10... Merge branch 'clipboard-test' into 'master' (*)
  cdd8f7c... Merge branch 'bilelmoussaoui/gdk-content-formats-annotation (*)
  3228009... Check for root being a GtkWindow in a few places (*)
  f1e006c... Merge branch 'matthiasc/for-master' into 'master' (*)
  6b6246f... clipboard tests: Add noreturn annotations where possible (*)
  97afffb... wayland: Rewrite shm format debug spew (*)
  03ca708... gtkgstmediafile: Fix callback argument type (*)
  bf563e0... Merge branch 'matthiasc/for-master' into 'master' (*)
  a6e0b6e... Merge branch 'wip/baedert/for-master' into 'master' (*)
  0f49a50... Merge branch 'fix-gst-type' into 'master' (*)
  7ab8109... contentdeserializer: Fix an oversight (*)
  d4f43f1... Merge branch 'matthiasc/for-master' into 'master' (*)
  a5cab71... Add tests for content serialization (*)
  23af39b... Merge branch 'matthiasc/for-master' into 'master' (*)
  4c6c0b9... Add a test for custom serializers (*)
  b5e2457... Merge branch 'more-content-serializer-tests' into 'master' (*)
  0768cfb... shortcuts: Ignore consumed modifiers for mnemonics (*)
  945b32c... Merge branch 'mesa.win32.fixes' into 'master' (*)
  687e589... Merge branch 'shifted-mnemonics' into 'master' (*)
  ead06fd... Bump version to 4.3.0 (*)
  0f74798... Add 4.4 version macros (*)
  2b0c474... Add gdk_wayland_device_get_xkb_keymap (*)
  dfecc8f... inspector: Show keyboard layouts (*)
  f9d6134... inspector: Improve monitor information display (*)
  35ce4c4... demos/gtk-demo|widget-factory: Temporarily disable gui_app 
  12895d6... media/gstreamer: Attempt to use GL for video for Windows
  5274393... clipboard-client.c: Include necessary headers for Windows

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