[gtranslator] Style fix

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 5fd6f8d84e34431c81279ca7a736b3b31e202709
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Tue Apr 24 22:45:41 2012 +0200

    Style fix

 src/gtr-po.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gtr-po.c b/src/gtr-po.c
index 572cf1e..ee31697 100644
--- a/src/gtr-po.c
+++ b/src/gtr-po.c
@@ -455,7 +455,7 @@ _gtr_po_load (GtrPo * po, GFile * location, GError ** error)
   message = po_next_message (iter);
   msgid = po_message_msgid (message);
 
-  if (!strcmp (msgid, ""))
+  if (*msgid == '\0')
     priv->header = gtr_header_new (iter, message);
   else
     {