Revert [Telephony mainline] Move all METHOD_* constants from SystemContract to BlockedNumberContract

Reason: Revisit and redesign in S

Bug: 147390517
Test: make
Change-Id: I31ebf6f7b1952feb85fd973fc5314b622c1f2f62
Merged-In: I31ebf6f7b1952feb85fd973fc5314b622c1f2f62
(cherry picked from commit c32b61f0ae669469fce7b4e7ae1b697084533dae)
1 file changed