[vala] vapi: Update GIR-based bindings

[Rico Tzschichholz <ricotz src gnome org>]

commit fbbeeba71c1900f3bd69de9c821001e4c361ee83
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Mon Aug 1 12:10:36 2016 +0200

    vapi: Update GIR-based bindings

 vapi/webkit2gtk-web-extension-4.0.vapi |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/vapi/webkit2gtk-web-extension-4.0.vapi b/vapi/webkit2gtk-web-extension-4.0.vapi
index 88734ec..0f17030 100644
--- a/vapi/webkit2gtk-web-extension-4.0.vapi
+++ b/vapi/webkit2gtk-web-extension-4.0.vapi
@@ -319,6 +319,8 @@ namespace WebKit {
                        public WebKit.DOM.HTMLScriptElement current_script { owned get; }
                        public string default_charset { owned get; }
                        public WebKit.DOM.DOMWindow default_view { owned get; }
+                       [NoAccessorMethod]
+                       public string dir { owned get; set; }
                        public WebKit.DOM.DocumentType doctype { get; }
                        public WebKit.DOM.Element document_element { get; }
                        public string document_uri { owned get; set; }