Convert WebSecurityOrigin -> GURL without re-parsing the url

content/child/storage_util.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/storage_util.h"
 
 #include "third_party/WebKit/public/platform/URLConversion.h"
 #include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
 #include "url/gurl.h"
+#include "url/origin.h"
 
 namespace content {
 
 GURL WebSecurityOriginToGURL(const blink::WebSecurityOrigin& security_origin) {
   // "file:///" URLs navigated to by the user may have "isLocal" set,
   // which stringify as "null" by default. Previous code that sent
   // origins from Blink to Chromium via DatabaseIdentifier would ignore
   // this, so we mimic that behavior here.
   // TODO(jsbell): Eliminate this. https://crbug.com/591482
   if (security_origin.protocol().utf8() == "file" &&
       security_origin.host().utf8() == "" && security_origin.port() == 0) {
     return GURL("file:///");
   }
-  return blink::WebStringToGURL(security_origin.toString());
+  return url::Origin(security_origin).GetURL();
 }
 
 }  // namespace content