[grilo-plugins] tracker: Invoke callback when operation is cancelled.

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit 5fcd64c1c361673c52504ca5230acd8305f3f73e
Author: Lionel Landwerlin <lionel g landwerlin linux intel com>
Date:   Fri Jan 21 18:28:31 2011 +0100

    tracker: Invoke callback when operation is cancelled.
    
    Even in the case of cancelling an operation, this must invoke the
    callback for last time, setting remaining value to 0.
    
    Signed-off-by: Juan A. Suarez Romero <jasuarez igalia com>

 src/tracker/grl-tracker.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/tracker/grl-tracker.c b/src/tracker/grl-tracker.c
index ddfc1b6..7ec2ab9 100644
--- a/src/tracker/grl-tracker.c
+++ b/src/tracker/grl-tracker.c
@@ -602,6 +602,10 @@ tracker_query_result_cb (GObject              *source_object,
 
   if (g_cancellable_is_cancelled (operation->cancel_op)) {
     GRL_DEBUG ("\tOperation %u cancelled", operation->operation_id);
+    operation->callback (operation->source,
+                         operation->operation_id,
+                         NULL, 0,
+                         operation->user_data, NULL);
     tracker_operation_terminate (operation);
 
     return;