[epiphany] ephy-find-toolbar: fix a warning

[Claudio Saavedra <csaavedra src gnome org>]

commit c4bceab97ac344861b3055795ab92f0e13bd0d47
Author: Claudio Saavedra <csaavedra igalia com>
Date:   Wed Dec 12 20:04:04 2012 +0100

    ephy-find-toolbar: fix a warning

 src/ephy-find-toolbar.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/ephy-find-toolbar.c b/src/ephy-find-toolbar.c
index ae4240b..336f876 100644
--- a/src/ephy-find-toolbar.c
+++ b/src/ephy-find-toolbar.c
@@ -177,6 +177,7 @@ clear_status (EphyFindToolbar *toolbar)
 	gtk_widget_set_sensitive (GTK_WIDGET (priv->prev), FALSE);
 	gtk_widget_set_sensitive (GTK_WIDGET (priv->next), FALSE);
 
+        if (priv->web_view == NULL) return;
 #ifdef HAVE_WEBKIT2
         webkit_find_controller_search_finish (priv->controller);
 #else