[gtk] (12 commits) Non-fast-forward update to branch wip/baedert/for-master

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/for-master' 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:

  6c739f9... widget: Try to reuse allocated_transform in size_allocate()
  e6a849e... widget: Try to reuse priv->transform when allocating
  9f0b4ca... range: Clean up compute_slider_position()
  5bcae33... range: Inline function into only caller
  21ad6ea... range: Remove an outdated comment
  fa02045... widget: Remove surface member
  572c2d3... widget: Remove set_csd_input_shape
  22c6c2e... popover: Stop using gtk_widget_input_shape_combine_region()
  5e588ea... window: Carry an extra input region
  fab87b0... inspect-button: Use new gtk_window_set_extra_input_region
  fb04e12... widget: Remove gtk_widget_input_shape_combine_region()
  cb2d6d8... scrolledwindow: Remove useless local variables
  97477d7... scrolledwindow: Remove an unnecessary cast
  2276865... statusbar: Remove _get_message_area() from public API

Commits added to the branch:

  838fc4f... range: Clean up compute_slider_position()
  b81cd8c... range: Inline function into only caller
  a1fc94f... range: Remove an outdated comment
  e552adf... widget: Remove surface member
  6b970c6... widget: Remove set_csd_input_shape
  73c212d... popover: Stop using gtk_widget_input_shape_combine_region()
  6056ca9... window: Carry an extra input region
  0bca4a2... inspect-button: Use new gtk_window_set_extra_input_region
  d5327a6... widget: Remove gtk_widget_input_shape_combine_region()
  54bf739... scrolledwindow: Remove useless local variables
  6ff057f... scrolledwindow: Remove an unnecessary cast
  02e295e... statusbar: Remove _get_message_area() from public API