[glib] (19 commits) Non-fast-forward update to branch wip/mattiasb/gdbus-codegen-safer-headerguards

[Philip Withnall <pwithnall src gnome org>]

The branch 'wip/mattiasb/gdbus-codegen-safer-headerguards' was changed in a way that was not a fast-forward 
update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  3ce697f... gdbus-codegen: Safer header guards

Commits added to the branch:

  47d558b... Allow passing empty GValue to g_param_value_set_default() (*)
  6ad799a... Constify g_param_value_defaults() argument (*)
  f7824da... Do not validate a GValue initialized with the default (*)
  ca1dbb3... tests: Do not init the default value (*)
  0e1549e... Updated Spanish translation (*)
  e1b7b1a... gdbus-peer test: Improve diagnostics if g_rmdir fails (*)
  7c2e409... gdbus-peer test: Stop GDBusServer before tearing down tempo (*)
  bab277f... gdbus-peer test: Use unix:dir address if exact format doesn (*)
  2b1e706... gdbus-server-auth test: Create temporary directory for Unix (*)
  dd5132e... tests: Tidy up GError assignment (*)
  c25e8ec... tests: Drop pointless assignments (*)
  465b4da... tests: Use g_assert_*() rather than g_assert() in live-g-fi (*)
  543a0c4... tests: Fix unused variable in the threadpool-test (*)
  1581892... glocalfileinfo: Fix minor leak on error handling path for x (*)
  1111bc4... gvariant-parser: Shut up a scan-build warning (*)
  8b43be0... Merge branch 'live-file-static-analysis' into 'master' (*)
  1503547... Merge branch 'param-value-default' into 'master' (*)
  623bdfd... Merge branch 'wip/smcv/gdbus-tests' into 'master' (*)
  4aaeac5... gdbus-codegen: Safer header guards

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