WebURLRequest: Track the requesting document's URL through navigations.

Source/platform/network/ResourceRequest.h

 /*
  * Copyright (C) 2003, 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  * Copyright (C) 2009, 2012 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 82 matching lines @@
 
     ResourceRequestCachePolicy cachePolicy() const;
     void setCachePolicy(ResourceRequestCachePolicy cachePolicy);
 
     double timeoutInterval() const; // May return 0 when using platform default.
     void setTimeoutInterval(double timeoutInterval);
 
     const KURL& firstPartyForCookies() const;
     void setFirstPartyForCookies(const KURL& firstPartyForCookies);
 
+    const KURL& requestorURL() const;
+    void setRequestorURL(const KURL&);
+
     const AtomicString& httpMethod() const;
     void setHTTPMethod(const AtomicString&);
 
     const HTTPHeaderMap& httpHeaderFields() const;
     const AtomicString& httpHeaderField(const AtomicString& name) const;
     const AtomicString& httpHeaderField(const char* name) const;
     void setHTTPHeaderField(const AtomicString& name, const AtomicString& value);
     void setHTTPHeaderField(const char* name, const AtomicString& value);
     void addHTTPHeaderField(const AtomicString& name, const AtomicString& value);
     void addHTTPHeaderFields(const HTTPHeaderMap& headerFields);
@@ skipping 120 matching lines @@
 
 private:
     void initialize(const KURL&);
 
     const CacheControlHeader& cacheControlHeader() const;
 
     KURL m_url;
     ResourceRequestCachePolicy m_cachePolicy;
     double m_timeoutInterval; // 0 is a magic value for platform default on platforms that have one.
     KURL m_firstPartyForCookies;
+    KURL m_requestorURL;
     AtomicString m_httpMethod;
     HTTPHeaderMap m_httpHeaderFields;
     RefPtr<FormData> m_httpBody;
     bool m_allowStoredCredentials : 1;
     bool m_reportUploadProgress : 1;
     bool m_reportRawHeaders : 1;
     bool m_hasUserGesture : 1;
     bool m_downloadToFile : 1;
     bool m_useStreamOnResponse : 1;
     bool m_skipServiceWorker : 1;
@@ skipping 29 matching lines @@
 
 struct CrossThreadResourceRequestData {
     WTF_MAKE_NONCOPYABLE(CrossThreadResourceRequestData); WTF_MAKE_FAST_ALLOCATED(CrossThreadResourceRequestData);
 public:
     CrossThreadResourceRequestData() { }
     KURL m_url;
 
     ResourceRequestCachePolicy m_cachePolicy;
     double m_timeoutInterval;
     KURL m_firstPartyForCookies;
+    KURL m_requestorURL;
 
     String m_httpMethod;
     OwnPtr<CrossThreadHTTPHeaderMapData> m_httpHeaders;
     RefPtr<FormData> m_httpBody;
     bool m_allowStoredCredentials;
     bool m_reportUploadProgress;
     bool m_hasUserGesture;
     bool m_downloadToFile;
     bool m_skipServiceWorker;
     bool m_useStreamOnResponse;
@@ skipping 14 matching lines @@
     bool m_originatesFromReservedIPRange;
     InputToLoadPerfMetricReportPolicy m_inputPerfMetricReportPolicy;
     bool m_followedRedirect;
 };
 
 unsigned initializeMaximumHTTPConnectionCountPerHost();
 
 } // namespace blink
 
 #endif // ResourceRequest_h