trivial: Never use g_error() for a runtime warning
trivial: Never use g_error() for a runtime warning

ikeydoherty/appstream-glib,ximion/appstream-glib,hughsie/appstream-glib,superm1/appstream-glib,ximion/appstream-glib,ikeydoherty/appstream-glib,superm1/appstream-glib,kalev/appstream-glib,mitya57/appstream-glib,hughsie/appstream-glib,hughsie/appstream-glib,ximion/appstream-glib,mitya57/appstream-glib,kalev/appstream-glib