surface: Add enter/leave events to profiler traces

These are just as likely to trigger extra work than
other mouse events, so it is useful to show them.

diff --git a/gdk/gdksurface.c b/gdk/gdksurface.c
index 8424576238bcbce2db3258b0d2650a210e2cf538..0b51f78c02960ec228033ea6bddeb7d1e42273de 100644 (file)
--- a/gdk/gdksurface.c
+++ b/gdk/gdksurface.c
@@ -4072,6 +4072,9 @@ add_event_mark (GdkEvent *event,
 
     case GDK_ENTER_NOTIFY:
     case GDK_LEAVE_NOTIFY:
+        message = g_strdup ("");
+        break;
+
     case GDK_TOUCHPAD_SWIPE:
     case GDK_TOUCHPAD_PINCH:
     case GDK_SCROLL: