New FormData methods: get, getAll, has, set, delete and iterable

Source/core/fileapi/File.h

 /*
  * Copyright (C) 2008 Apple 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 86 matching lines @@
         return new File(path, displayName, File::AllContentTypes, File::IsUserVisible);
     }
 
     static File* createForFileSystemFile(const String& path, const String& name, ContentTypeLookupPolicy policy = WellKnownContentTypes)
     {
         if (name.isEmpty())
             return new File(path, policy, File::IsNotUserVisible);
         return new File(path, name, policy, File::IsNotUserVisible);
     }
 
+    File* clone(const String& name = String()) const;
+
     virtual unsigned long long size() const override;
     virtual Blob* slice(long long start, long long end, const String& contentType, ExceptionState&) const override;
     virtual void close(ExecutionContext*, ExceptionState&) override;
 
     virtual bool isFile() const override { return true; }
     virtual bool hasBackingFile() const override { return m_hasBackingFile; }
 
     virtual void appendTo(BlobData&) const override;
 
     const String& path() const { ASSERT(hasValidFilePath()); return m_path; }
@@ skipping 21 matching lines @@
     // Returns true if the sources (file path, file system URL, or blob handler) of the file objects are same or not.
     bool hasSameSource(const File& other) const;
 
 private:
     File(const String& path, ContentTypeLookupPolicy, UserVisibility);
     File(const String& path, const String& name, ContentTypeLookupPolicy, UserVisibility);
     File(const String& path, const String& name, const String& relativePath, UserVisibility, bool hasSnaphotData, uint64_t size, double lastModified, PassRefPtr<BlobDataHandle>);
     File(const String& name, double modificationTime, PassRefPtr<BlobDataHandle>);
     File(const String& name, const FileMetadata&, UserVisibility);
     File(const KURL& fileSystemURL, const FileMetadata&, UserVisibility);
+    File(const File&);
 
     void invalidateSnapshotMetadata() { m_snapshotSize = -1; }
 
     // Returns File's last modified time (in MS since Epoch.)
     // If the modification time isn't known, the current time is returned.
     double lastModifiedMS() const;
 
 #if ENABLE(ASSERT)
     // Instances backed by a file must have an empty file system URL.
     bool hasValidFileSystemURL() const { return !hasBackingFile() || m_fileSystemURL.isEmpty(); }
@@ skipping 14 matching lines @@
     const double m_snapshotModificationTime;
 
     String m_relativePath;
 };
 
 DEFINE_TYPE_CASTS(File, Blob, blob, blob->isFile(), blob.isFile());
 
 } // namespace blink
 
 #endif // File_h