[gtk+] (5 commits) Non-fast-forward update to branch wip/baedert/symbolic-icons

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/symbolic-icons' 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:

  a668c6f... cssstylechange: Add helper function to print change
  883fc47... csstypes: Add GTK_CSS_AFFECTS_SYMBOLIC_ICON
  efa27f5... stylepropertyimpl: Use GTK_CSS_AFFECTS_SYMBOLIC_ICON
  6b5afae... iconhelper: Save whether the surface is symbolic
  230d28f... Add and use gtk_icon_helper_invalidate_for_change

Commits added to the branch:

  6506136... cssstylechange: Add helper function to print change
  11c41bc... csstypes: Add GTK_CSS_AFFECTS_SYMBOLIC_ICON
  c762a86... stylepropertyimpl: Use GTK_CSS_AFFECTS_SYMBOLIC_ICON
  3d4208c... iconhelper: Save whether the surface is symbolic
  3cdc09c... Add and use gtk_icon_helper_invalidate_for_change