CORS-RFC1918: Teach ResourceRequest about "external" requests

third_party/WebKit/Source/core/fileapi/FileReaderLoader.cpp

 /*
  * Copyright (C) 2010 Google Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 80 matching lines @@
     if (blobData) {
         ASSERT(!stream);
         BlobRegistry::registerPublicBlobURL(executionContext.securityOrigin(), m_urlForReading, blobData);
     } else {
         ASSERT(stream);
         BlobRegistry::registerStreamURL(executionContext.securityOrigin(), m_urlForReading, stream->url());
     }
 
     // Construct and load the request.
     ResourceRequest request(m_urlForReading);
+    request.setExternalRequestStateFromRequestorAddressSpace(executionContext.securityContext().addressSpace());
 
     // FIXME: Should this really be 'internal'? Do we know anything about the actual request that generated this fetch?
     request.setRequestContext(WebURLRequest::RequestContextInternal);
 
     request.setHTTPMethod(HTTPNames::GET);
     if (m_hasRange)
         request.setHTTPHeaderField(HTTPNames::Range, AtomicString(String::format("bytes=%d-%d", m_rangeStart, m_rangeEnd)));
 
     ThreadableLoaderOptions options;
     options.preflightPolicy = ConsiderPreflight;
@@ skipping 290 matching lines @@
     m_stringResult = builder.toString();
 }
 
 void FileReaderLoader::setEncoding(const String& encoding)
 {
     if (!encoding.isEmpty())
         m_encoding = WTF::TextEncoding(encoding);
 }
 
 } // namespace blink