[gtk] (33 commits) ...Merge branch 'wip/baedert/for-master' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

Summary of changes:

  ad73afc... label: Unref style_attrs list (*)
  34976a7... gskpango: Make get_color a bit shorter (*)
  88f5d45... label: Remove a debug leftover (*)
  96673d5... popover: Remove an unused gtk_widget_get_allocation() call (*)
  526187d... shorthandproperty: Use alloc a for data array (*)
  f4edbdf... shorthandproperty: Return unset/initial/inherit as-is (*)
  ce07c05... shorthandproperty: Use alloca() when parsing properties (*)
  61195df... widget: Use early-out style in gtk_widget_realize() (*)
  85237c8... gdkdisplay-wayland: Fix a possibly uninitialized out value (*)
  289b157... textchild: Return an array from get_widgets (*)
  14b2744... stylecontext: Remove _list_classes() from public API (*)
  d80c130... GdkEvent: Save history in a GArray (*)
  63bbc79... icontheme: Save dir_mtimes in a GArray, not a GList (*)
  356dea3... cssselector: Avoid some GList allocations (*)
  de40b0b... placesview: Remove frame (*)
  ef623aa... widget: Only do a IS_ROOT type check if the parent is unset (*)
  4b9e530... widget: Save controllers list in a GPtrArray (*)
  9f90eb4... scalebutton: Remove unused click_id member (*)
  a40abcf... scalebutton: Shorten finalize() implementation (*)
  94d3fd8... window: Remove unused private function (*)
  75e202f... widget: Use an unchecked cast in _get_native() (*)
  771b3ea... eventcontroller: Remove some unnecessary casts (*)
  aaecb3d... main: Save some type checks (*)
  0c4dcd9... add GtkArray (*)
  4996097... cssselector: Use a GtkArray to count exact matches (*)
  8b4d849... gtk.supp: Update (*)
  cdb4d71... cssprovider: Pass a GtkArray around when matching (*)
  fb9b54d... shortcutcontroller: Use a GArray instead of a linked list (*)
  0e73bfa... shortcutmanager: Speed up default_remove_controller a bit (*)
  27b4b5e... surface: remove double assignment (*)
  7f009b9... label: Be more defensive against non-existant focus_link (*)
  d328374... shortcutcontroller: Check for NULL GtkNative of widget (*)
  b96509c... Merge branch 'wip/baedert/for-master' into 'master'

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