[evince] comics: Fix -Wold-style-declaration warning

[Christian Persch <chpe src gnome org>]

commit 0fba5c75d48a1757ed2d6ff03deaa20cde77f26f
Author: Christian Persch <chpe gnome org>
Date:   Fri Jul 26 22:03:54 2013 +0200

    comics: Fix -Wold-style-declaration warning

 backend/comics/comics-document.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/backend/comics/comics-document.c b/backend/comics/comics-document.c
index 1aa36d4..ae643c5 100644
--- a/backend/comics/comics-document.c
+++ b/backend/comics/comics-document.c
@@ -828,7 +828,7 @@ comics_document_init (ComicsDocument *comics_document)
 
 /* Returns a list of file extensions supported by gdk-pixbuf */
 static GSList*
-get_supported_image_extensions()
+get_supported_image_extensions(void)
 {
        GSList *extensions = NULL;
        GSList *formats = gdk_pixbuf_get_formats ();