Revert "TTValue: added comment to line 208"

This reverts commit 6c64ea88c883bda7796a15220537d3d6ba346bba.
Revert "replaced "kTTValNONE" with local dummy variable "aReturnWeDontCareAbout", allows Modular to build"

This reverts commit 8b08210d8e20ff60b6bb9452a7b999124dd4aba8.