[glib] (7 commits) ...Merge branch 'wip/smcv/assert-no-errno' into 'master'

[Philip Withnall <pwithnall src gnome org>]

Summary of changes:

  c63da52... glib/tests/fileutils: Make more use of g_assert_no_errno() (*)
  b3b4ad4... gio/tests/live-g-file: Use g_assert_no_errno() (*)
  3468369... gio/tests/appmonitor: Use g_assert_no_errno() (*)
  3f9f7da... gio/tests/gsettings: Use g_assert_no_errno() (*)
  782c1b4... gio/tests/gsettings: Assert that g_chmod succeeds (*)
  f53aaea... gio/tests/gsettings: Assert that temporary directory ends u (*)
  7fd0d1c... Merge branch 'wip/smcv/assert-no-errno' into 'master'

(*) This commit already existed in another branch; no separate mail sent