Crashes when suspending

[Eugene Pankov]

Gala crashes when laptop gets suspended.

Program received signal SIGSEGV, Segmentation fault.
0x00007f1f31667e84 in turn_off_laptop_display (manager=0x11ca600, self=0x2b80d80) at core/monitor-config.c:1379
1379 core/monitor-config.c: No such file or directory.
(gdb) bt
#0 0x00007f1f31667e84 in turn_off_laptop_display (manager=0x11ca600, self=0x2b80d80) at core/monitor-config.c:1379
#1 power_client_changed_cb (client=<optimized out>, user_data=0x2b80d80) at core/monitor-config.c:1402
#2 0x00007f1f2f70c3f7 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#3 0x00007f1f2f724728 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#4 0x00007f1f2f725372 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#5 0x00007f1f27030fb4 in ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2
#6 0x00007f1f2f70c1c8 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7 0x00007f1f2f71d3ed in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8 0x00007f1f2f7250b8 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#9 0x00007f1f2f725372 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#10 0x00007f1f2703162a in ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2
#11 0x00007f1f250f39d6 in dbus_connection_dispatch () from /lib/x86_64-linux-gnu/libdbus-1.so.3
#12 0x00007f1f2702ac95 in ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2
#13 0x00007f1f2f438bd4 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007f1f2f438e18 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007f1f2f4390da in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007f1f31661131 in meta_run () at core/main.c:566
#17 0x0000000000419ae4 in gala_main (args=0x7fffeb106dc8, args_length1=1) at /build/buildd/gala-0.2.0~r454+pkg30~ubuntu0.3.1/src/Main.vala:61
#18 0x00007f1f2ec21ec5 in __libc_start_main (main=0x414220 <main>, argc=2, argv=0x7fffeb106dc8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>,
    stack_end=0x7fffeb106db8) at libc-start.c:287
#19 0x0000000000414255 in _start ()
(gdb) info locals
new = <optimized out>

(https://gist.github.com/Eugeny/17a58f6545ac45df388f)