Fixes #3964. Null Reference in DoDrawBorderAndPadding

[BDisp]

Fixes

• Fixes Null Reference in DoDrawBorderAndPadding #3964

Proposed Changes/Todos

• Ensures closing all opened menus that belong to another top when a new modal top is opened.

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[BDisp]

@tig I need your help to fix the "Edit Me" menu that is drawing when the Dialog is over it, please.

[tig]

@BDisp See unit test failures.

[BDisp]

@BDisp See unit test failures.

Done

[BDisp]

@tig I need your help to fix the "Edit Me" menu that is drawing when the Dialog is over it, please.

This is already fixed in this PR.