Revert "Vpn: Setup routes."

This reverts commit cbea2045cbb27d57dc37a3d8d23766a4a89751b5.

Change-Id: I9f2309b2d5a1adb4a359fd9b415398b685a2ec95
Merge "Revert "Vpn: Setup routes."" into kk4.4-caf