Moved transport to IntDef

Moved out from the sub class per API review feedback.

Test: Build
Bug: 128607082
Merged-In: I9234ae5ab87d3f0f21dd3bf5c1248d3f80c1f645
Change-Id: I9234ae5ab87d3f0f21dd3bf5c1248d3f80c1f645
2 files changed