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; ------------- Commit messages: - Merge branch 'openjdk:master' into scientificware-patch-001-DTDBuilder - Merge branch 'openjdk:master' into scientificware-patch-001-DTDBuilder - Merge branch 'openjdk:master' into scientificware-patch-001-DTDBuilder - Merge branch 'openjdk:master' into scientificware-patch-001-DTDBuilder - Merge branch 'openjdk:master' into scientificware-patch-001-DTDBuilder - Merge branch 'openjdk:master' into scientificware-patch-001-DTDBuilder - Remove unused imports. Changes: https://git.openjdk.org/jdk/pull/9360/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=9360&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8289741 Stats: 11 lines in 1 file changed: 0 ins; 10 del; 1 mod Patch: https://git.openjdk.org/jdk/pull/9360.diff Fetch: git fetch https://git.openjdk.org/jdk pull/9360/head:pull/9360 PR: https://git.openjdk.org/jdk/pull/9360
