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

Source/core/fileapi/File.cpp

 /*
  * 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 141 matching lines @@
     : Blob(BlobDataHandle::create(createBlobDataForFileSystemURL(fileSystemURL, metadata), metadata.length))
     , m_hasBackingFile(false)
     , m_userVisibility(userVisibility)
     , m_name(decodeURLEscapeSequences(fileSystemURL.lastPathComponent()))
     , m_fileSystemURL(fileSystemURL)
     , m_snapshotSize(metadata.length)
     , m_snapshotModificationTime(metadata.modificationTime)
 {
 }
 
+File::File(const File& other)
+    : Blob(other.blobDataHandle())
+    , m_hasBackingFile(other.m_hasBackingFile)
+    , m_userVisibility(other.m_userVisibility)
+    , m_path(other.m_path)
+    , m_name(other.m_name)
+    , m_fileSystemURL(other.m_fileSystemURL)
+    , m_snapshotSize(other.m_snapshotSize)
+    , m_snapshotModificationTime(other.m_snapshotModificationTime)
+    , m_relativePath(other.m_relativePath)
+{
+}
+
+File* File::clone(const String& name) const
+{
+    File* file = new File(*this);
+    if (!name.isNull())
+        file->m_name = name;
+    return file;
+}
+
 double File::lastModifiedMS() const
 {
     if (hasValidSnapshotMetadata() && isValidFileTime(m_snapshotModificationTime))
         return m_snapshotModificationTime * msPerSecond;
 
     time_t modificationTime;
     if (hasBackingFile() && getFileModificationTime(m_path, modificationTime) && isValidFileTime(modificationTime))
         return modificationTime * msPerSecond;
 
     return currentTime() * msPerSecond;
@@ skipping 135 matching lines @@
     if (m_fileSystemURL.isEmpty() != other.m_fileSystemURL.isEmpty())
         return false;
 
     if (!m_fileSystemURL.isEmpty())
         return m_fileSystemURL == other.m_fileSystemURL;
 
     return uuid() == other.uuid();
 }
 
 } // namespace blink