[telegnome] Add some more warnings for pixbuf load errors

[Colin Watson <cjwatson src gnome org>]

commit 89a606600f2eaca157633b8b35d1ecb3b9b1e0c8
Author: Colin Watson <cjwatson debian org>
Date:   Sat Jan 30 13:35:12 2016 +0000

    Add some more warnings for pixbuf load errors

 src/http.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/src/http.c b/src/http.c
index c82617c..7382887 100644
--- a/src/http.c
+++ b/src/http.c
@@ -100,7 +100,13 @@ tg_http_get_image (GdkPixbuf **pixbuf)
                                         NULL, NULL);
        if (bytes_read == 0)
            break;
-       if (!gdk_pixbuf_loader_write(loader, buf, (gsize)bytes_read, NULL)) {
+       err = NULL;
+       if (!gdk_pixbuf_loader_write(loader, buf, (gsize)bytes_read, &err)) {
+           if (err) {
+               g_warning("Unable to parse image from '%s': %s",
+                         http_query, err->message);
+               g_error_free(err);
+           }
            retval = TG_ERR_PIXBUF;
            goto out;
        }
@@ -108,6 +114,8 @@ tg_http_get_image (GdkPixbuf **pixbuf)
 
     *pixbuf = gdk_pixbuf_loader_get_pixbuf(loader);
     if (!*pixbuf) {
+       g_warning("Pixbuf loader did not create a pixbuf from '%s'",
+                 http_query);
        retval = TG_ERR_PIXBUF;
        goto out;
     }