[jdk11u-dev] RFR: 8211795: ArrayIndexOutOfBoundsException in PNGImageReader after JDK-6788458

[Kanstantsin Shautsou]

https://bugs.openjdk.java.net/browse/JDK-8211795

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Commit messages:
 - Backport b9bf598fe71167877e29c39c8e34355615a08f74

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/1032/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=1032&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8211795
  Stats: 142 lines in 2 files changed: 137 ins; 1 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/1032.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/1032/head:pull/1032

PR: https://git.openjdk.java.net/jdk11u-dev/pull/1032