[gedit] snippets: adapt code for gtk_source_completion_context_get_iter()

[Sébastien Wilmet <swilmet src gnome org>]

commit 5540838a7dff1d025b995c251f51c1c29ce0c0ce
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Jan 3 19:40:01 2015 +0100

    snippets: adapt code for gtk_source_completion_context_get_iter()
    
    A boolean return value has been added.

 plugins/snippets/snippets/completion.py |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/plugins/snippets/snippets/completion.py b/plugins/snippets/snippets/completion.py
index 4427f21..774956a 100644
--- a/plugins/snippets/snippets/completion.py
+++ b/plugins/snippets/snippets/completion.py
@@ -74,7 +74,9 @@ class Provider(GObject.Object, GtkSource.CompletionProvider):
             self.mark.get_buffer().move_mark(self.mark, it)
 
     def get_word(self, context):
-        it = context.get_iter()
+        (valid_context, it) = context.get_iter()
+        if not valid_context:
+            return None
 
         if it.starts_word() or it.starts_line() or not it.ends_word():
             return None