RFR: 8150564: Migrate useful ExtendedRobot methods into awt.Robot [v19]

[Harshitha Onkar]

On Tue, 10 Jun 2025 21:47:26 GMT, Alisen Chung <achung at openjdk.org> wrote:

>> Some useful methods in ExtendedRobot should be migrated into Robot itself so that ExtendedRobot can be removed in the future. The tests using ExtendedRobot for these migrated methods are changed to use only Robot (removing unnecessary building of ExtendedRobot).
>
> Alisen Chung has updated the pull request incrementally with one additional commit since the last revision:
> 
>   synchronized for type(char)

There are couple of tests failing due to compilation error. I have added the list to JBS please take a look.

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Changes requested by honkar (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/22044#pullrequestreview-2918229860