RFR: 8356175: Remove unnecessary Map.get from XWM.getInsets

[Sergey Bylokhov]

On Sun, 27 Apr 2025 21:01:07 GMT, Andrey Turbanov <aturbanov at openjdk.org> wrote:

> Cleanup code to use Map.putIfAbsent. It's clearer and faster.

looks fine.

looks fine

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PR Comment: https://git.openjdk.org/jdk/pull/24906#issuecomment-2837033384
PR Comment: https://git.openjdk.org/jdk/pull/24906#issuecomment-2840893704