[ghex] HexBuffer: correct prop notification for iface impls

[Logan Rathbone <larathbone src gnome org>]

commit 1982a0f568fb1678e895f3319fd3215f26e32f87
Author: Logan Rathbone <poprocks gmail com>
Date:   Thu Dec 23 03:02:37 2021 -0500

    HexBuffer: correct prop notification for iface impls

 src/hex-buffer-malloc.c | 2 +-
 src/hex-buffer-mmap.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/hex-buffer-malloc.c b/src/hex-buffer-malloc.c
index ef35413..e4d1777 100644
--- a/src/hex-buffer-malloc.c
+++ b/src/hex-buffer-malloc.c
@@ -139,7 +139,7 @@ hex_buffer_malloc_set_file (HexBuffer *buf, GFile *file)
                self->file = NULL;
                return FALSE;
        }
-
+       g_object_notify (G_OBJECT(self), "file");
        return TRUE;
 }
 
diff --git a/src/hex-buffer-mmap.c b/src/hex-buffer-mmap.c
index 33137d0..830bf30 100644
--- a/src/hex-buffer-mmap.c
+++ b/src/hex-buffer-mmap.c
@@ -542,7 +542,7 @@ hex_buffer_mmap_set_file (HexBuffer *buf, GFile *file)
        }
 
        self->file = file;
-       g_object_notify_by_pspec (G_OBJECT(self), properties[PROP_FILE]);
+       g_object_notify (G_OBJECT(self), "file");
        return TRUE;
 }