Source/WebCore/dom/DataTransferItemList.idl

/*
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 * Copyright (C) 2017 Apple Inc. All rights reserved.
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[
    EnabledBySetting=DataTransferItemsEnabled,
    JSGenerateToNativeObject,
    JSGenerateToJSObject,
    Exposed=Window
] interface DataTransferItemList {
    readonly attribute long length;
    getter DataTransferItem item(unsigned long index);

    DataTransferItem? add(DOMString data, DOMString type);
    DataTransferItem? add(File file);

    undefined remove(unsigned long index);

    undefined clear();
};