[devhelp] Profile: improve doc of get_settings()

[Sébastien Wilmet <swilmet src gnome org>]

commit 1bc57906985ab2eecc6a0ca257e98bfa8d256baa
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Apr 5 13:38:41 2018 +0200

    Profile: improve doc of get_settings()

 devhelp/dh-profile.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/devhelp/dh-profile.c b/devhelp/dh-profile.c
index bee2967..edae365 100644
--- a/devhelp/dh-profile.c
+++ b/devhelp/dh-profile.c
@@ -139,6 +139,9 @@ _dh_profile_unref_default (void)
  * dh_profile_get_settings:
  * @profile: a #DhProfile.
  *
+ * Gets the #DhSettings object of @profile. The returned object is guaranteed to
+ * be the same for the lifetime of @profile.
+ *
  * Returns: (transfer none): the #DhSettings of @profile.
  * Since: 3.30
  */