[jdk15u-dev] RFR: 8272806: [macOS] "Apple AWT Internal Exception" when input method is changed

[Yuri Nesterenko]

should be backported to accompany [JDK-8259869](https://bugs.openjdk.org/browse/JDK-8259869) in these releases.

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Commit messages:
 - Backport f681d6544ac2506cb72e45c1f9ed8dfbbde099f2

Changes: https://git.openjdk.org/jdk15u-dev/pull/245/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk15u-dev&pr=245&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8272806
  Stats: 4 lines in 2 files changed: 1 ins; 2 del; 1 mod
  Patch: https://git.openjdk.org/jdk15u-dev/pull/245.diff
  Fetch: git fetch https://git.openjdk.org/jdk15u-dev pull/245/head:pull/245

PR: https://git.openjdk.org/jdk15u-dev/pull/245