[jdk11u-dev] RFR: 8266248: Compilation failure in PLATFORM_API_MacOSX_MidiUtils.c with Xcode 12.5

[Paul Hohensee]

8266248: Compilation failure in PLATFORM_API_MacOSX_MidiUtils.c with Xcode 12.5

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Commit messages:
 - Backport dedddd5ab2e39a30a039d24f629a7974048b0923

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/46/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=46&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8266248
  Stats: 5 lines in 1 file changed: 0 ins; 0 del; 5 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/46.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/46/head:pull/46

PR: https://git.openjdk.java.net/jdk11u-dev/pull/46