RFR: 8329340: Remove unused libawt code

[Alexey Ivanov]

On Fri, 29 Mar 2024 18:23:27 GMT, Daniel Jeliński <djelinski at openjdk.org> wrote:

> Please review this PR that removes unused functions, variables, and WM_AWT window messages.
> 
> The unused code was detected by automated analysis (MSVC compiler and linker, CodeQL analyzer). I manually verified every symbol before removing. Mach5 client libs testing clean.
> 
> Some WM_AWT messages have different IDs after this change. The IDs have changed a few times before, so I think this shouldn't be a problem.

You should add [JDK-8315693](https://bugs.openjdk.org/browse/JDK-8315693): _Remove WM_AWT_SET_SCROLL_INFO message_ to the list of resolved issues.

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PR Comment: https://git.openjdk.org/jdk/pull/18553#issuecomment-2031998788