TIF: Add optional param for different use cases

This interface supposes to create related scan engine for scan function.
Adding an optional param would help differentiate use cases for
different scan engine construct.

Test: m & requested by OEM
Bug: b/405183994
Flag: android.media.tv.flags.tif_extension_standardization_bugfix
Change-Id: Ibe8ba6d633d976f574e1b04cc00125689ea5382e