Implement FormData::isSafeToSendToAnotherThread()

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 22 matching lines @@
 
 class PLATFORM_EXPORT FormDataElement {
 public:
     FormDataElement() : m_type(data) { }
     explicit FormDataElement(const Vector<char>& array) : m_type(data), m_data(array) { }
 
     FormDataElement(const String& filename, long long fileStart, long long fileLength, double expectedFileModificationTime) : m_type(encodedFile), m_filename(filename), m_fileStart(fileStart), m_fileLength(fileLength), m_expectedFileModificationTime(expectedFileModificationTime) { }
     explicit FormDataElement(const String& blobUUID, PassRefPtr<BlobDataHandle> optionalHandle) : m_type(encodedBlob), m_blobUUID(blobUUID), m_optionalBlobDataHandle(optionalHandle) { }
     FormDataElement(const KURL& fileSystemURL, long long start, long long length, double expectedFileModificationTime) : m_type(encodedFileSystemURL), m_fileSystemURL(fileSystemURL), m_fileStart(start), m_fileLength(length), m_expectedFileModificationTime(expectedFileModificationTime) { }
 
+    bool isSafeToSendToAnotherThread() const;
+
     enum Type {
         data,
         encodedFile,
         encodedBlob,
         encodedFileSystemURL
     } m_type;
     Vector<char> m_data;
     String m_filename;
     String m_blobUUID;
     RefPtr<BlobDataHandle> m_optionalBlobDataHandle;
@@ skipping 72 matching lines @@
         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;
 
+    bool isSafeToSendToAnotherThread() const;
+
 private:
     FormData();
     FormData(const FormData&);
 
     Vector<FormDataElement> m_elements;
 
     int64_t m_identifier;
     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 blink
 
 #endif