RFR: JDK-8285730: unify _WIN32_WINNT settings [v4]

[Matthias Baesken]

On Wed, 11 May 2022 16:00:32 GMT, Maxim Kartashev <mkartashev at openjdk.org> wrote:

> This change seem to have made this group of declarations obsolete: `src/java.desktop/windows/native/libawt/windows/awt_Toolkit.h:157` (follow the [link](https://github.com/openjdk/jdk/blob/89de756ffbefac452c7df559e2a4eb50bf71368b/src/java.desktop/windows/native/libawt/windows/awt_Toolkit.h#L157)). Does anyone have plans to drop those? Have any bugs been filed for that? If not, I'll attend to that myself.

Hi Maxim, no plans from me, so feel free to do further cleanups.

-------------

PR: https://git.openjdk.java.net/jdk/pull/8428