Mojo: Remove url type converters.

mojo/common/url_type_converters.cc

Index: mojo/common/url_type_converters.cc
diff --git a/mojo/common/url_type_converters.cc b/mojo/common/url_type_converters.cc
deleted file mode 100644
index 680252724a90bb14f7f23111a86856d5710ccdff..0000000000000000000000000000000000000000
--- a/mojo/common/url_type_converters.cc
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright 2015 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 "mojo/common/url_type_converters.h"
-
-#include "url/gurl.h"
-
-namespace mojo {
-
-String TypeConverter<String, GURL>::Convert(const GURL& input) {
-  return String(input.spec());
-}
-
-GURL TypeConverter<GURL, String>::Convert(const String& input) {
-  return GURL(input.get());
-}
-
-}  // namespace mojo