[Thread-safe] Take isolatedCopy of SecurityOrigin in ResourceLoaderOptions when passed across thread

Source/core/fetch/ResourceLoaderOptions.h

 /*
  * Copyright (C) 2011 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 140 matching lines @@
     explicit CrossThreadResourceLoaderOptionsData(const ResourceLoaderOptions& options)
         : dataBufferingPolicy(options.dataBufferingPolicy)
         , allowCredentials(options.allowCredentials)
         , credentialsRequested(options.credentialsRequested)
         , contentSecurityPolicyOption(options.contentSecurityPolicyOption)
         , initiatorInfo(options.initiatorInfo)
         , requestInitiatorContext(options.requestInitiatorContext)
         , mixedContentBlockingTreatment(options.mixedContentBlockingTreatment)
         , synchronousPolicy(options.synchronousPolicy)
         , corsEnabled(options.corsEnabled)
-        , securityOrigin(options.securityOrigin) { }
+        , securityOrigin(options.securityOrigin ? options.securityOrigin->isolatedCopy() : nullptr) { }
 
     operator ResourceLoaderOptions() const
     {
         ResourceLoaderOptions options;
         options.dataBufferingPolicy = dataBufferingPolicy;
         options.allowCredentials = allowCredentials;
         options.credentialsRequested = credentialsRequested;
         options.contentSecurityPolicyOption = contentSecurityPolicyOption;
         options.initiatorInfo = initiatorInfo;
         options.requestInitiatorContext = requestInitiatorContext;
@@ skipping 20 matching lines @@
     typedef CrossThreadResourceLoaderOptionsData Type;
     static Type copy(const ResourceLoaderOptions& options)
     {
         return CrossThreadResourceLoaderOptionsData(options);
     }
 };
 
 } // namespace blink
 
 #endif // ResourceLoaderOptions_h