maintainer-feedback requested: [Bug 257662] sysutils/gnome-control-center: 40.0 (e247fd33c) fails to build

Bugzilla Automation <bugzilla@FreeBSD.org> has asked freebsd-gnome (Nobody)
<gnome@FreeBSD.org> for maintainer-feedback:
Bug 257662: sysutils/gnome-control-center: 40.0 (e247fd33c) fails to build
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=257662



--- Description ---
Hi Neel,

gnome-control-center does not build for me in poudriere with a ports tree at
Git version 9abe0ca32. 

Below is the error I get, full log attached.

[00:01:39] FAILED: panels/power/libpower.a.p/cc-power-panel.c.o 
[00:01:39] cc -Ipanels/power/libpower.a.p -Ipanels/power -I../panels/power -I.
-I.. -Ipanels/common -I../panels/common -I/usr/local/include
-I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include
-I/usr/local/include/gsettings-desktop-schemas -I/usr/local/include/libhandy-1
-I/usr/local/include/gtk-3.0 -I/usr/local/include/pango-1.0
-I/usr/local/include/harfbuzz -I/usr/local/include/freetype2
-I/usr/local/include/fribidi -I/usr/local/include/cairo
-I/usr/local/include/pixman-1 -I/usr/local/include/libpng16
-I/usr/local/include/gdk-pixbuf-2.0 -I/usr/local/include/gio-unix-2.0
-I/usr/local/include/libepoll-shim -I/usr/local/include/atk-1.0
-I/usr/local/include/at-spi2-atk/2.0 -I/usr/local/include/dbus-1.0
-I/usr/local/lib/dbus-1.0/include -I/usr/local/include/at-spi-2.0
-I/usr/local/include/gnome-settings-daemon-3.0
-I/usr/local/include/libupower-glib -fno-color-diagnostics
-D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -O3 -DHAVE_CONFIG_H -O2 -pipe
-fstack-protector-strong -isystem /usr/local/include -fno-strict-aliasing
-isystem /usr/local/include -fPIC -pthread -D_THREAD_SAFE
'-DG_LOG_DOMAIN="power-cc-panel"' '-DPANEL_ID="power"' -MD -MQ
panels/power/libpower.a.p/cc-power-panel.c.o -MF
panels/power/libpower.a.p/cc-power-panel.c.o.d -o
panels/power/libpower.a.p/cc-power-panel.c.o -c
../panels/power/cc-power-panel.c
[00:01:39] ../panels/power/cc-power-panel.c:1748:58: error: use of undeclared
identifier 'mobile_switch_changed_cb'
[00:01:39]   gtk_widget_class_bind_template_callback (widget_class,
mobile_switch_changed_cb);
[00:01:39]							    ^
[00:01:39] ../panels/power/cc-power-panel.c:1752:58: error: use of undeclared
identifier 'wifi_switch_changed_cb'
[00:01:39]   gtk_widget_class_bind_template_callback (widget_class,
wifi_switch_changed_cb);
[00:01:39]							    ^
[00:01:39] 2 errors generated.