[gnome-builder] spellcheck: fix -Wsign-compare warning

[Christian Hergert <chergert src gnome org>]

commit fe67297e33c9e5c2688ff9de9f03271a8382f31e
Author: Christian Hergert <chergert redhat com>
Date:   Tue Feb 28 12:11:54 2017 -0800

    spellcheck: fix -Wsign-compare warning

 libide/editor/ide-editor-spell-widget.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libide/editor/ide-editor-spell-widget.c b/libide/editor/ide-editor-spell-widget.c
index 4b96c7b..9a85e19 100644
--- a/libide/editor/ide-editor-spell-widget.c
+++ b/libide/editor/ide-editor-spell-widget.c
@@ -866,9 +866,9 @@ static void
 dict_fill_listbox (IdeEditorSpellWidget *self,
                    GPtrArray            *words_array)
 {
-  gsize len;
   const gchar *word;
   GtkWidget *item;
+  guint len;
 
   g_assert (IDE_IS_EDITOR_SPELL_WIDGET (self));
   g_assert (words_array != NULL);
@@ -876,7 +876,7 @@ dict_fill_listbox (IdeEditorSpellWidget *self,
   dict_clean_listbox (self);
 
   len = words_array->len;
-  for (gint i = 0; i < len; ++i)
+  for (guint i = 0; i < len; ++i)
     {
       word = g_ptr_array_index (words_array, i);
       item = dict_create_word_row (self, word);