[epiphany] Allocate PermissionRequestData with g_slice_new since it's freed with g_slice_free

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 6b6c6741c246391e3a8a85af359486cae6ebdfb5
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Fri Mar 3 10:11:18 2017 +0100

    Allocate PermissionRequestData with g_slice_new since it's freed with g_slice_free
    
    https://bugzilla.gnome.org/show_bug.cgi?id=779180

 embed/ephy-web-view.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/embed/ephy-web-view.c b/embed/ephy-web-view.c
index caca39e..92ece2e 100644
--- a/embed/ephy-web-view.c
+++ b/embed/ephy-web-view.c
@@ -1299,7 +1299,7 @@ permission_request_data_new (EphyWebView             *web_view,
                              const char              *origin)
 {
   PermissionRequestData *data;
-  data = g_new (PermissionRequestData, 1);
+  data = g_slice_new (PermissionRequestData);
   data->web_view = web_view;
   /* Ref the decision to keep it alive while we decide */
   data->request = g_object_ref (request);