[libgit2-glib] cred-ssh-key-from-agent: add missing docs

[Ignacio Casal Quinteiro <icq src gnome org>]

commit fdfbc8bfe122c0b9d2e61e9f80023eefb01e8f92
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Sun Jan 18 19:43:43 2015 +0100

    cred-ssh-key-from-agent: add missing docs

 libgit2-glib/ggit-cred-ssh-key-from-agent.c |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/libgit2-glib/ggit-cred-ssh-key-from-agent.c b/libgit2-glib/ggit-cred-ssh-key-from-agent.c
index 96a7a4d..d38d7d1 100644
--- a/libgit2-glib/ggit-cred-ssh-key-from-agent.c
+++ b/libgit2-glib/ggit-cred-ssh-key-from-agent.c
@@ -166,6 +166,15 @@ ggit_cred_ssh_key_from_agent_initable_iface_init (GInitableIface *iface)
        iface->init = ggit_cred_ssh_key_from_agent_initable_init;
 }
 
+/**
+ * ggit_cred_ssh_key_from_agent_new:
+ * @username: the username.
+ * @error: a #GError for error reporting, or %NULL.
+ *
+ * Creates a new #GgitCredSshKeyFromAgent.
+ *
+ * Returns: (transfer full): a new #GgitCredSshKeyFromAgent or %NULL if there was an error.
+ */
 GgitCredSshKeyFromAgent *
 ggit_cred_ssh_key_from_agent_new (const gchar  *username,
                                   GError      **error)
@@ -176,6 +185,14 @@ ggit_cred_ssh_key_from_agent_new (const gchar  *username,
                               NULL);
 }
 
+/**
+ * ggit_cred_ssh_key_from_agent_get_username:
+ * @cred: a #GgitCredSshKeyFromAgent.
+ *
+ * Gets the username for the credential.
+ *
+ * Returns: the username.
+ */
 const gchar *
 ggit_cred_ssh_key_from_agent_get_username (GgitCredSshKeyFromAgent *cred)
 {