Return securityToken to SecurityOrigin

third_party/WebKit/WebCore/page/SecurityOrigin.cpp

Index: third_party/WebKit/WebCore/page/SecurityOrigin.cpp
===================================================================
--- third_party/WebKit/WebCore/page/SecurityOrigin.cpp	(revision 3814)
+++ third_party/WebKit/WebCore/page/SecurityOrigin.cpp	(working copy)
@@ -301,4 +301,22 @@
     return true;
 }
 
+String SecurityOrigin::securityToken() const 
+{
+    if (isEmpty())
+        return String();
+
+    if (m_noAccess)
+        return String();
+
+    if (m_domainWasSetInDOM) {
+        // We could encode the document.domain state into the security token,
+        // but this is an uncommon case and leads to complexity.  We're better
+        // off sending these accesses down the slow path.
+        return String();
+    }
+
+    return toString();
+}
+
 } // namespace WebCore