Merge from origin/emacs-26

b0da9151 (origin/emacs-26, emacs-26) Fix a typo in ELisp manual
400907b3 Add option to disable help completion autoloading (Bug#28607)
122ba168 Don't segfault on force-window-update of deleted window
015b12eb Fix typo in ELisp manual
eadf044e Remove repeated function call in picture.el
1228a90c ; Fix mm-destroy-parts docstring typo
6cfd68d4 Fix Hideshow key binding typo in Emacs manual
1 job for master in 51 minutes and 56 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Test
failed #1878
test-all

00:51:56

 
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'
make[1]: *** [check-expensive] Error 2
Makefile:293: recipe for target 'check-expensive' failed
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