RFR: JDK-8289741 : Remove unused imports from DTDBuilder.java

[Julian Waters]

On Mon, 4 Jul 2022 07:04:40 GMT, ScientificWare <duke at openjdk.org> wrote:

> This is tracked in JBS as
> 
> [JDK-8289741](https://bugs.openjdk.org/browse/JDK-8289741)
> 
>> **Remove unused imports from DTDBuilder.java**
> Some imports are no more used.
> 
> - java.io.FileNotFoundException;
> - java.io.BufferedInputStream;
> - java.io.OutputStream;
> - java.util.BitSet;
> - java.util.StringTokenizer;
> - java.util.Properties;
> - java.util.zip.DeflaterOutputStream;
> - java.util.zip.Deflater;
> - java.net.URL;

@scientificware Do you need an entry in the JBS for this PR?

Alright, was asking since I can help create one for you, but it seems that others already have it covered

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PR: https://git.openjdk.org/jdk/pull/9360