[evince] [comics] Do not initalize GPid's with -1

[Carlos Garcia Campos <carlosgc src gnome org>]

commit 7d59434cbd7ea6bdd42a6f3223a47cbb06ba4069
Author: Hib Eris <hib hiberis nl>
Date:   Mon Dec 21 12:49:11 2009 +0100

    [comics] Do not initalize GPid's with -1
    
    On Windows, a GPid is a pointer, not an integer. Initializing it with
    "-1" causes warnings on Windows and is unnecessay on Unix, so it is
    better to not do that. See bgo#605146

 backend/comics/comics-document.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/backend/comics/comics-document.c b/backend/comics/comics-document.c
index 8928422..9f657c2 100644
--- a/backend/comics/comics-document.c
+++ b/backend/comics/comics-document.c
@@ -504,7 +504,7 @@ comics_document_get_page_size (EvDocument *document,
 	guchar buf[1024];
 	gboolean success, got_size = FALSE;
 	gint outpipe = -1;
-	GPid child_pid = -1;
+	GPid child_pid;
 	gssize bytes;
 	GdkPixbuf *pixbuf;
 	gchar *filename;
@@ -579,7 +579,7 @@ comics_document_render_pixbuf (EvDocument      *document,
 	guchar buf[4096];
 	gboolean success;
 	gint outpipe = -1;
-	GPid child_pid = -1;
+	GPid child_pid;
 	gssize bytes;
 	gint width, height;
 	gchar *filename;