Implement navigator.sendBeacon()

Source/platform/network/FormData.h

 /*
  * Copyright (C) 2004, 2006, 2008, 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 118 matching lines @@
 
     static EncodingType parseEncodingType(const String& type)
     {
         if (equalIgnoringCase(type, "text/plain"))
             return TextPlain;
         if (equalIgnoringCase(type, "multipart/form-data"))
             return MultipartFormData;
         return FormURLEncoded;
     }
 
+    // Size of the elements making up the FormData.
+    unsigned long long sizeInBytes() const;
+
 private:
     FormData();
     FormData(const FormData&);
 
     Vector<FormDataElement> m_elements;
 
     int64_t m_identifier;
     bool m_alwaysStream;
     Vector<char> m_boundary;
     bool m_containsPasswordData;
 };
 
 inline bool operator==(const FormData& a, const FormData& b)
 {
     return a.elements() == b.elements();
 }
 
 inline bool operator!=(const FormData& a, const FormData& b)
 {
     return !(a == b);
 }
 
 } // namespace WebCore
 
 #endif