Source/WebCore/dom/DataTransferItemList.idl

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

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

    [MayThrowException] void remove(unsigned long index);

    void clear();
};