[glib] mount-op: use gint64 instead of guint64 for time_left and bytes_left

[Cosimo Cecchi <cosimoc src gnome org>]

commit 0d8a81b722e18092062f83b7fd8c0b3a5f4d613a
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon Aug 20 19:46:33 2012 +0200

    mount-op: use gint64 instead of guint64 for time_left and bytes_left
    
    Since those can be -1, they need to be signed.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=682284

 gio/gmountoperation.c |    9 +++++----
 gio/gmountoperation.h |    4 ++--
 2 files changed, 7 insertions(+), 6 deletions(-)
---
diff --git a/gio/gmountoperation.c b/gio/gmountoperation.c
index 31b2a34..ec7f5ff 100644
--- a/gio/gmountoperation.c
+++ b/gio/gmountoperation.c
@@ -243,8 +243,8 @@ show_processes (GMountOperation      *op,
 static void
 show_unmount_progress (GMountOperation *op,
                        const gchar     *message,
-                       guint64          time_left,
-                       guint64          bytes_left)
+                       gint64           time_left,
+                       gint64           bytes_left)
 {
   /* nothing to do */
 }
@@ -387,7 +387,8 @@ g_mount_operation_class_init (GMountOperationClass *klass)
    * GMountOperation::show-unmount-progress:
    * @op: a #GMountOperation:
    * @message: string containing a mesage to display to the user
-   * @time_left: the estimated time left before the operation completes, or -1
+   * @time_left: the estimated time left before the operation completes,
+   *     in microseconds, or -1
    * @bytes_left: the amount of bytes to be written before the operation
    *     completes (or -1 if such amount is not known), or zero if the operation
    *     is completed
@@ -418,7 +419,7 @@ g_mount_operation_class_init (GMountOperationClass *klass)
                   G_STRUCT_OFFSET (GMountOperationClass, show_unmount_progress),
                   NULL, NULL, NULL,
                   G_TYPE_NONE, 3,
-                  G_TYPE_STRING, G_TYPE_UINT64, G_TYPE_UINT64);
+                  G_TYPE_STRING, G_TYPE_INT64, G_TYPE_INT64);
 
   /**
    * GMountOperation:username:
diff --git a/gio/gmountoperation.h b/gio/gmountoperation.h
index ae36398..0c11265 100644
--- a/gio/gmountoperation.h
+++ b/gio/gmountoperation.h
@@ -82,8 +82,8 @@ struct _GMountOperationClass
 
   void (* show_unmount_progress) (GMountOperation *op,
                                   const gchar     *message,
-                                  guint64          time_left,
-                                  guint64          bytes_left);
+                                  gint64           time_left,
+                                  gint64           bytes_left);
 
   /*< private >*/
   /* Padding for future expansion */