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34 CustomConstructor(sequence<any> blobParts, optional BlobPropertyBag options),
35 Exposed=(Window,Worker),
37 readonly attribute unsigned long long size;
38 readonly attribute DOMString type;
40 [RaisesException] Blob slice(optional long long start, optional long long end, [TreatUndefinedAs=NullString] optional DOMString? contentType);
41 [RaisesException, CallWith=ExecutionContext, RuntimeEnabled=FileAPIBlobClose] void close();