[TYPO3-core] RFC #10497: Mark t3lib_div::makeInstanceClassName() as deprecated

[Martin Kutschker]

Dmitry Dulepov schrieb:
> 
> Because support people usually have debug messages turned on for their IP address. Due to the deprecation log they will always see corrupted output as soon as they upgrade to 4.3.

Nothing's final for 4.3. If the current deprecation log is not well
suited for real production we change it.

Masi