Revert of Optimize KURL protocols

third_party/WebKit/Source/core/loader/MixedContentCheckerTest.cpp

 // Copyright 2014 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 "core/loader/MixedContentChecker.h"
 
 #include "core/frame/Settings.h"
 #include "core/loader/EmptyClients.h"
 #include "core/testing/DummyPageHolder.h"
 #include "platform/network/ResourceResponse.h"
@@ skipping 20 matching lines @@
       {"https://example.com/foo", "https://example.com/foo", false},
       {"https://example.com/foo", "wss://example.com/foo", false},
       {"https://example.com/foo", "data:text/html,<p>Hi!</p>", false},
       {"https://example.com/foo", "http://127.0.0.1/", false},
       {"https://example.com/foo", "http://[::1]/", false},
       {"https://example.com/foo", "blob:https://example.com/foo", false},
       {"https://example.com/foo", "blob:http://example.com/foo", false},
       {"https://example.com/foo", "blob:null/foo", false},
       {"https://example.com/foo", "filesystem:https://example.com/foo", false},
       {"https://example.com/foo", "filesystem:http://example.com/foo", false},
+      {"https://example.com/foo", "filesystem:null/foo", false},
 
       {"https://example.com/foo", "http://example.com/foo", true},
       {"https://example.com/foo", "http://google.com/foo", true},
       {"https://example.com/foo", "ws://example.com/foo", true},
       {"https://example.com/foo", "ws://google.com/foo", true},
       {"https://example.com/foo", "http://192.168.1.1/", true},
       {"https://example.com/foo", "http://localhost/", true},
   };
 
   for (const auto& test : cases) {
@@ skipping 80 matching lines @@
                                     .settings()
                                     ->strictMixedContentCheckingForPlugin()));
   response2.setURL(displayedUrl);
   EXPECT_CALL(*client, didDisplayContentWithCertificateErrors(displayedUrl));
   MixedContentChecker::handleCertificateError(
       &dummyPageHolder->frame(), response2, WebURLRequest::FrameTypeNone,
       requestContext);
 }
 
 }  // namespace blink