[ios Mojo] Added util function to convert WKSecurityOrigin to GURL.

ios/web/public/origin_util.mm

Index: ios/web/public/origin_util.mm
diff --git a/ios/web/public/origin_util.cc b/ios/web/public/origin_util.mm
similarity index 51%
rename from ios/web/public/origin_util.cc
rename to ios/web/public/origin_util.mm
index 28b39a94e18e6234f2dd6ae097eca24bd9ca0755..de1d59453d85136b1f57a3a989edfbd1c99fd39e 100644
--- a/ios/web/public/origin_util.cc
+++ b/ios/web/public/origin_util.mm
@@ -2,10 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "ios/web/public/origin_util.h"
+#import "ios/web/public/origin_util.h"
 
+#import <WebKit/WebKit.h>
+
+#include "base/numerics/safe_conversions.h"
+#include "base/strings/sys_string_conversions.h"
 #include "net/base/url_util.h"
 #include "url/gurl.h"
+#include "url/scheme_host_port.h"
 
 namespace web {
 
@@ -25,4 +30,14 @@ bool IsOriginSecure(const GURL& url) {
   return false;
 }
 
+GURL GURLOriginWithWKSecurityOrigin(WKSecurityOrigin* origin) {
+  if (!origin)
+    return GURL();
+
+  url::SchemeHostPort origin_tuple(base::SysNSStringToUTF8(origin.protocol),
+                                   base::SysNSStringToUTF8(origin.host),
+                                   base::checked_cast<uint16_t>(origin.port));
+  return GURL(origin_tuple.Serialize());
+}
+
 }  // namespace web