[gedit/wip/improve-printing: 2/2] PrintJob: a few minor code improvements

[Sébastien Wilmet <swilmet src gnome org>]

commit 97c0c129816d26550a41b52376420ea1e20e9e33
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Feb 21 12:32:14 2015 +0100

    PrintJob: a few minor code improvements
    
    The 'operation' object is already cleared in dispose().

 gedit/gedit-print-job.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/gedit/gedit-print-job.c b/gedit/gedit-print-job.c
index 88a4ce8..04faf0a 100644
--- a/gedit/gedit-print-job.c
+++ b/gedit/gedit-print-job.c
@@ -663,11 +663,7 @@ done_cb (GtkPrintOperation       *operation,
 
        /* Avoid that job is destroyed in the handler of the "done" message. */
        g_object_ref (job);
-
        g_signal_emit (job, print_job_signals[DONE], 0, print_result, error);
-
-       g_clear_object (&job->priv->operation);
-
        g_object_unref (job);
 }
 
@@ -694,6 +690,7 @@ gedit_print_job_print (GeditPrintJob            *job,
 {
        gchar *job_name;
 
+       g_return_val_if_fail (job->priv->operation == NULL, GTK_PRINT_OPERATION_RESULT_ERROR);
        g_return_val_if_fail (job->priv->compositor == NULL, GTK_PRINT_OPERATION_RESULT_ERROR);
 
        job->priv->operation = gtk_print_operation_new ();