[gnome-calendar] window: trivial code refactoring

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit f83471c609b5b195f20e30aea6ff6ec67b14ab69
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Fri Oct 6 20:30:02 2017 -0300

    window: trivial code refactoring

 src/gcal-window.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/gcal-window.c b/src/gcal-window.c
index 55f4229..9202920 100644
--- a/src/gcal-window.c
+++ b/src/gcal-window.c
@@ -722,9 +722,9 @@ show_new_event_widget (GcalView   *view,
   window->event_creation_data->x = x;
   window->event_creation_data->y = y;
   window->event_creation_data->start_date = g_date_time_ref (start_span);
-  if (end_span != NULL)
-    window->event_creation_data->end_date = g_date_time_ref (end_span);
-  g_debug ("[show_new_event] position (%f, %f)", x, y);
+  window->event_creation_data->end_date = end_span ? g_date_time_ref (end_span) : NULL;
+
+  g_debug ("Quick add popover position (%f, %f)", x, y);
 
   /* Setup the quick add popover's dates */
   gcal_quick_add_popover_set_date_start (GCAL_QUICK_ADD_POPOVER (window->quick_add_popover), start_span);