[vala] gtk+-3.0: make TextIter.copy return value nullable

[Evan Nemerson <evann src gnome org>]

commit 072d1ebf8ff192261e35aec2ed4a392bb6abf21c
Author: Evan Nemerson <evan nemerson com>
Date:   Fri Jul 11 21:46:17 2014 -0700

    gtk+-3.0: make TextIter.copy return value nullable
    
    Fixes bug 732884.

 vapi/gtk+-3.0.vapi                       |    2 +-
 vapi/packages/gtk+-3.0/gtk+-3.0.metadata |    1 +
 2 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/vapi/gtk+-3.0.vapi b/vapi/gtk+-3.0.vapi
index acb5fc4..dcc33fb 100644
--- a/vapi/gtk+-3.0.vapi
+++ b/vapi/gtk+-3.0.vapi
@@ -7493,7 +7493,7 @@ namespace Gtk {
                public bool begins_tag (Gtk.TextTag? tag);
                public bool can_insert (bool default_editability);
                public int compare (Gtk.TextIter rhs);
-               public Gtk.TextIter copy ();
+               public Gtk.TextIter? copy ();
                public bool editable (bool default_setting);
                public bool ends_line ();
                public bool ends_sentence ();
diff --git a/vapi/packages/gtk+-3.0/gtk+-3.0.metadata b/vapi/packages/gtk+-3.0/gtk+-3.0.metadata
index 55d564a..bd82616 100644
--- a/vapi/packages/gtk+-3.0/gtk+-3.0.metadata
+++ b/vapi/packages/gtk+-3.0/gtk+-3.0.metadata
@@ -922,6 +922,7 @@ gtk_text_iter_backward_search.match_end is_out="1"
 gtk_text_iter_backward_search.limit nullable="1"
 gtk_text_iter_backward_to_tag_toggle.tag nullable="1"
 gtk_text_iter_begins_tag.tag nullable="1"
+gtk_text_iter_copy nullable="1" transfer_ownership="1"
 gtk_text_iter_ends_tag.tag nullable="1"
 gtk_text_iter_forward_find_char.limit nullable="1"
 gtk_text_iter_forward_search.match_start is_out="1"