--- old/src/java.base/share/classes/java/util/zip/DeflaterOutputStream.java 2018-05-23 10:35:20.246346944 -0700 +++ new/src/java.base/share/classes/java/util/zip/DeflaterOutputStream.java 2018-05-23 10:35:19.878346900 -0700 @@ -54,7 +54,6 @@ /** * Indicates that the stream has been closed. */ - private boolean closed = false; private final boolean syncFlush; @@ -62,7 +61,7 @@ /** * Creates a new output stream with the specified compressor, * buffer size and flush mode. - + * * @param out the output stream * @param def the compressor ("deflater") * @param size the output buffer size