Undo use of Emacs_Pixmap over Pixmap for x_kill_gs_process

* src/dispextern.h (x_kill_gs_process):
* src/image.c (x_kill_gs_process): Undo use of Emacs_Pixmap over Pixmap.
* src/dispextern.h (x_kill_gs_process): Move extern inside HAVE_X_WINDOWS.
1 job for master in 49 minutes and 19 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
failed #1893
test-all

00:49:19

 
Name Stage Failure
failed
test-all Test
make[2]: *** [check-doit] Error 1
Makefile:318: recipe for target 'check-doit' failed
make[2]: Leaving directory '/builds/emacs/emacs/test'
Makefile:293: recipe for target 'check-expensive' failed
make[1]: *** [check-expensive] Error 2
make[1]: Leaving directory '/builds/emacs/emacs/test'
Makefile:957: recipe for target 'check-expensive' failed
make: *** [check-expensive] Error 2
ERROR: Job failed: exit code 1