We need this work-around for file:/// URIs as

webkit/database/database_util_unittest.cc

 // Copyright (c) 2009 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 "base/utf_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webkit/database/database_util.h"
 
 using webkit_database::DatabaseUtil;
 
@@ skipping 24 matching lines @@
   TestVfsFilePath(true, "origin/db_name#", "origin", "db_name", "");
   TestVfsFilePath(true, "origin/db_name#suffix", "origin", "db_name", "suffix");
   TestVfsFilePath(false, "origindb_name#");
   TestVfsFilePath(false, "origindb_name#suffix");
   TestVfsFilePath(false, "origin/db_name");
   TestVfsFilePath(false, "origin#db_name/suffix");
   TestVfsFilePath(false, "/db_name#");
   TestVfsFilePath(false, "/db_name#suffix");
 }
 
+TEST(DatabaseUtilTest, FileOriginIdentifiers) {
+  const GURL kFileOrigin(GURL("file:///").GetOrigin());
+  string16 id = DatabaseUtil::GetOriginIdentifier(kFileOrigin);
+  GURL origin = DatabaseUtil::GetOriginFromIdentifier(id);
+  EXPECT_EQ(kFileOrigin, origin);
+}

[ericu, 2011/05/25 02:38:42]

How about a test for an http origin, while you're in here?

[michaeln, 2011/05/25 03:23:36]

Done.

+
 }  // namespace webkit_database