[jdk17u-dev] RFR: 8266435: WBMPImageReader.read() should not truncate the input stream

[Goetz Lindenmaier]

I'd like to fix this small issue in 17.

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Commit messages:
 - Backport 8198807b4a811040c7d9f65fb98494fc7d840814

Changes: https://git.openjdk.org/jdk17u-dev/pull/3269/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3269&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8266435
  Stats: 122 lines in 2 files changed: 118 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3269.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3269/head:pull/3269

PR: https://git.openjdk.org/jdk17u-dev/pull/3269