RFR: 8150564: Migrate useful ExtendedRobot methods into awt.Robot [v9]

[Damon Nguyen]

On Thu, 25 Sep 2025 00:25:25 GMT, Damon Nguyen <dnguyen at openjdk.org> wrote:

>> Some useful methods (click, glide, waitForIdle, type) in ExtendedRobot should be migrated into Robot itself so that ExtendedRobot can be removed in the future. The tests using these ExtendedRobot methods will be handled separately.
>
> Damon Nguyen has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Remove synchronized keyword

@liach @mrserb When there is time, could I get a re-review on this after the changes?

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PR Comment: https://git.openjdk.org/jdk/pull/26969#issuecomment-3374839138