[glib] (23 commits) Non-fast-forward update to branch gobject-speedups

[Matthias Clasen <matthiasc src gnome org>]

The branch 'gobject-speedups' 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:

  55c8fb2... param: Add a value_is_valid vfunc
  6a558c2... gobject: Use value_is_valid
  dca3b86... Improve GObject perf test
  f076329... gobject: Drop an unused quark
  890e676... Simplify g_object_new_with_properties
  5192dbe... Don't inline deprecation warnings
  7509780... Keep a count of construct params
  4db8616... Move deprecation warnings to object_set_property
  d7d62f7... Don't copy values when collecting in g_object_new
  99b48a4... Don't copy values during g_object_set
  6c3e9dc... Keep a separate flag for notify handlers
  203a11d... Avoid property notification during object construction
  7699219... Avoid property notification during g_object_set
  283cdd2... Avoid g_object_ref/unref in some cases
  9d9f644... Avoid g_value_type_compatible
  b635285... Avoid g_param_spec_get_redirect_target
  a157dd6... Avoid g_type_class_peek

Commits added to the branch:

  c492f4a... gtype: small optimization (*)
  22f51b8... gtype: Speed up g_type_is_a (*)
  e80d2bc... Add a test for g_type_is_a (*)
  0a3a089... Merge branch 'gtype-speedups' into 'main' (*)
  9725b5a... param: Add a value_is_valid vfunc (*)
  4af7b05... param: Add g_param_value_is_valid (*)
  d113b31... Add tests for g_param_value_is_valid (*)
  f3cc9a1... gobject: Use value_is_valid (*)
  05dfdf1... Improve GObject perf test
  c73de95... gobject: Drop an unused quark
  d9a7352... Simplify g_object_new_with_properties
  bdcfa8e... Don't inline deprecation warnings
  19b7247... Keep a count of construct params
  97ce5eb... Move deprecation warnings to object_set_property
  3d0e616... Don't copy values when collecting in g_object_new
  11105f4... Don't copy values during g_object_set
  f48918a... Keep a separate flag for notify handlers
  a137329... Avoid property notification during object construction
  c6060ff... Avoid property notification during g_object_set
  cd406c3... Avoid g_object_ref/unref in some cases
  625af6b... Avoid g_value_type_compatible
  d7acef2... Avoid g_param_spec_get_redirect_target
  21fd632... Avoid g_type_class_peek

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