[mutter] (28 commits) Non-fast-forward update to branch bilelmoussaoui/x11-build-guards

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

The branch 'bilelmoussaoui/x11-build-guards' 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:

  4e74e64... compositor: Guard X11 types
  15e5c71... core/display: Guard X11 types
  34510bb... compositor/dnd: Guard X11 types
  847db21... core/events: Guard X11 types
  27847fd... wayland: Guard XWayland types
  266d457... wayland: Move surface check to MetaWaylandSurface

Commits added to the branch:

  89d036c... context/main: Disable X11 specific options (*)
  a8c2df6... tests/test-driver: Add way to send generic properties to cl (*)
  f76258b... tests/kms/render: Get backend from context (*)
  5be555c... tests/kms/render: Disconnect signal in end of test case (*)
  d7e1af9... build: Bump mesa requirement to 21.3 (*)
  c996085... tests/kms/render: Add direct scanout test case (*)
  7bf4f85... wayland/dma-buf: Remove no longer used mesa macro duplicati (*)
  f5887a6... monitor-manager: Make warning message less confusing (*)
  e7a8173... frame-clock: Fix constant type of condition (*)
  16af2e4... gpu/xrandr: Gracefully handle 0.0 refresh rate (*)
  57d3b52... tests: Add basic X11 WM test (*)
  a0ff90a... kms/page-flip: Add a debug print with page flip event timin (*)
  8d9bbe1... wayland/surface: Swap 90 and 270 degree transforms (*)
  db2cf4b... tests/wayland: Bump wl_compositor version for test clients (*)
  fd7ee33... tests/wayland: Make create_shm_buffer() public (*)
  27dbf77... tests/wayland: Update documentation for MUTTER_REF_TEST_UPD (*)
  11fc5b6... tests/wayland: Add more requests to test driver protocol (*)
  b988fd7... tests/wayland: Add test for buffer transforms (*)
  7423003... Remove checks for GLSL (*)
  9a68fb1... clutter: Remove 'features' (*)
  fdde7e0... x11: Let X11 connection owners call XSynchronize() themselv (*)
  3776f9d... x11/clutter-backend: Remove unused XSynchronize() call (*)
  0e63e70... compositor: Guard X11 types
  201ffaf... core/display: Guard X11 types
  ae77512... compositor/dnd: Guard X11 types
  fac172b... core/events: Guard X11 types
  72e6257... wayland: Guard XWayland types
  105ee42... wayland: Move surface check to MetaWaylandSurface

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