[notification-daemon] nd-bubble: fix wrong motion_notify_event parameter

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 34dddf72f3176add826c03a0376b5ebc6ed5f066
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Jul 11 16:51:42 2015 +0300

    nd-bubble: fix wrong motion_notify_event parameter

 src/nd-bubble.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/nd-bubble.c b/src/nd-bubble.c
index 3731731..02f0b68 100644
--- a/src/nd-bubble.c
+++ b/src/nd-bubble.c
@@ -355,8 +355,8 @@ nd_bubble_get_preferred_width (GtkWidget *widget,
 }
 
 static gboolean
-nd_bubble_motion_notify_event (GtkWidget        *widget,
-                               GdkEventCrossing *event)
+nd_bubble_motion_notify_event (GtkWidget      *widget,
+                               GdkEventMotion *event)
 {
         NdBubble *bubble = ND_BUBBLE (widget);