git: openjdk/jdk: 8285745: Re-examine PushbackInputStream mark/reset

[Brian Burkhalter]

Changeset: 9d8c3bf9
Author:    Brian Burkhalter <bpb at openjdk.org>
Date:      2022-05-02 18:19:36 +0000
URL:       https://git.openjdk.java.net/jdk/commit/9d8c3bf9f8bc2083c44b7203e81c007d685b9b61

8285745: Re-examine PushbackInputStream mark/reset

Reviewed-by: jpai, alanb

! src/java.base/share/classes/java/io/PushbackInputStream.java