CHECK that Resource request/response urls are equalIgnoringFragmentIdentifer, not equal

third_party/WebKit/Source/core/fetch/Resource.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 880 matching lines @@
 }
 
 String Resource::getMemoryDumpName() const
 {
     return String::format("web_cache/%s_resources/%ld", resourceTypeToString(getType(), options().initiatorInfo), m_identifier);
 }
 
 void Resource::revalidationSucceeded(const ResourceResponse& validatingResponse)
 {
     SECURITY_CHECK(m_redirectChain.isEmpty());
-    SECURITY_CHECK(validatingResponse.url() == m_response.url());
+    SECURITY_CHECK(equalIgnoringFragmentIdentifier(validatingResponse.url(), m_response.url()));
     m_response.setResourceLoadTiming(validatingResponse.resourceLoadTiming());
 
     // RFC2616 10.3.5
     // Update cached headers from the 304 response
     const HTTPHeaderMap& newHeaders = validatingResponse.httpHeaderFields();
     for (const auto& header : newHeaders) {
         // Entity headers should not be sent by servers when generating a 304
         // response; misconfigured servers send them anyway. We shouldn't allow
         // such headers to update the original request. We'll base this on the
         // list defined by RFC2616 7.1, with a few additions for extension headers
@@ skipping 215 matching lines @@
     case Resource::Media:
         return "Media";
     case Resource::Manifest:
         return "Manifest";
     }
     ASSERT_NOT_REACHED();
     return "Unknown";
 }
 
 } // namespace blink