Revert "Refactor TextLine class"

This reverts commit 888dbca2f720ae2ae52dce1d88063e46e3b53c28.

Reason for revert: <INSERT REASONING HERE>

Change-Id: I259327a6ca507e2614cacdcdabdeca7df48b8ed2
(cherry picked from commit 3c097aa45e1fc8c03e09aea09a0dc3596b82c761)
2 files changed