[TYPO3-core] FYI: Cleanup (wrong global statement) in new TYPO3AJAX class

[Dmitry Dulepov [typo3]]

Hi!

Benjamin Mack wrote:
> 1. removes the TYPO3_GLOBAL_VARS as this one is not needed anymore (was 
> used in a previous version but wasn't removed).

This is ok :)

> 2. Adds LANG as this is used twice here, which is multiple usages IMHO 
> and thus makes the code easier to read.

This is what I did not like (just got rid of some globals in tt_news). We require four as absolute minimum to allow "global" but we try not to use it at all because it is not immediately clear if variable is global or not.

-- 
Dmitry Dulepov
TYPO3 core team
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