[pango] [HB] Simplify counting

[Behdad Esfahbod <behdad src gnome org>]

commit d82431ec05b92cef903d02d47d8069a9427e96b9
Author: Behdad Esfahbod <behdad behdad org>
Date:   Thu Aug 27 01:32:17 2009 -0400

    [HB] Simplify counting

 pango/opentype/hb-ot-layout.cc |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/pango/opentype/hb-ot-layout.cc b/pango/opentype/hb-ot-layout.cc
index 8882327..c8d2d2c 100644
--- a/pango/opentype/hb-ot-layout.cc
+++ b/pango/opentype/hb-ot-layout.cc
@@ -456,12 +456,13 @@ hb_ot_layout_language_get_feature_tags (hb_face_t    *face,
   const LangSys &l = g.get_script (script_index).get_lang_sys (language_index);
 
   ASSERT_STATIC (sizeof (unsigned int) == sizeof (hb_tag_t));
-  unsigned int count = feature_count ? *feature_count : 0;
   hb_bool_t ret = l.get_feature_indexes (feature_count, (unsigned int *) feature_tags);
 
-  count = feature_count ? MIN (count, *feature_count) : 0;
-  for (unsigned int i = 0; i < count; i++)
-    feature_tags[i] = g.get_feature_tag ((unsigned int) feature_tags[i]);
+  if (feature_tags) {
+    unsigned int count = *feature_count;
+    for (unsigned int i = 0; i < count; i++)
+      feature_tags[i] = g.get_feature_tag ((unsigned int) feature_tags[i]);
+  }
 
   return ret;
 }