[jdk17u-dev] RFR: 8313252: Java_sun_awt_windows_ThemeReader_paintBackground release resources in early returns

[Matthias Baesken]

8313252: Java_sun_awt_windows_ThemeReader_paintBackground release resources in early returns

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Commit messages:
 - Backport 3671d83c87302ead09d4ebce9cb85bdd803a0c20

Changes: https://git.openjdk.org/jdk17u-dev/pull/1915/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1915&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8313252
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1915.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1915/head:pull/1915

PR: https://git.openjdk.org/jdk17u-dev/pull/1915