[recipes/meson2] Don't destroy context if canberra support is disabled

[Matthias Clasen <matthiasc src gnome org>]

commit 30570f386c70b9e00b36545e0106e21388b416a4
Author: Nirbheek Chauhan <nirbheek centricular com>
Date:   Sat Feb 18 22:26:49 2017 +0530

    Don't destroy context if canberra support is disabled

 src/gr-cooking-view.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/gr-cooking-view.c b/src/gr-cooking-view.c
index 9194013..960f0cb 100644
--- a/src/gr-cooking-view.c
+++ b/src/gr-cooking-view.c
@@ -138,7 +138,9 @@ gr_cooking_view_finalize (GObject *object)
         g_clear_pointer (&self->instructions, g_free);
         g_clear_pointer (&self->steps, g_ptr_array_unref);
 
+#ifdef ENABLE_CANBERRA
         ca_context_destroy (self->c);
+#endif
 
         G_OBJECT_CLASS (gr_cooking_view_parent_class)->finalize (object);
 }