Revert "Revert "Enable verity on userdebug, and add disable-verity to adb""

This reverts commit 152d2d4234ba89e0c20c4af13e291b6049a7bc33.

Fixed build error, and also fixed memory leak spotted from warning.

(cherry-pick of bbb36319119edde9377fb80015235893c30d2bc9.)

Bug: 17691572
Change-Id: I23b5ba537f7b557432041d4338b38b9be434e981
11 files changed