[gtk] (22 commits) Non-fast-forward update to branch wip/baedert/benchmarks

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/benchmarks' 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:

  49ab0ac... Add benchmarks
  9d9b1cd... grid: Refactor some code
  cb23888... grid: Avoid some type checks
  69a67f5... benchmarks: Add simple css benchmark
  0c2aed0... benchmarks: Add simple widget benchmark

Commits added to the branch:

  f26b246... gitlab-ci: Add a 32bit mingw build (*)
  1738b80... Merge branch 'gitlab-ci-mingw' into 'master' (*)
  d6477d0... container: Don't store the resize clock (*)
  b591d7b... widget: Don't queue resize handler twice (*)
  e0415fc... window: Don't queue resize handler (*)
  3df94fe... container: Use maybe_start_idle_sizer() (*)
  21f1509... container: Remove gtk_container_queue_resize_handler() (*)
  3ee2aa1... container: Remove gtk_container_maybe_start_idle_sizer() (*)
  2862ee7... widget: Remove unused member (*)
  0af5316... widget: Assert unrealizing (*)
  5c51a30... widget: Make gtk_widget_real_realize() stricter (*)
  5abc474... gtk: Chain up in toplevels' realize (*)
  7ef8cb6... widget: Remove gtk_widget_set_realized() (*)
  2abf082... widget: Move frame clock handling to vfunc (*)
  b79c138... widget: Only start/stop idle sizers for toplevels (*)
  2dd37e9... widget: Not all toplevels are containers (*)
  85cb513... Add benchmarks
  cb9e49e... grid: Refactor some code
  1780e7e... grid: Avoid some type checks
  1ccd35e... benchmarks: Add simple css benchmark
  791cca0... benchmarks: Add simple widget benchmark
  1f53b03... benchmarks: Add more widget benchmarks

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