Allow widevine hidl process access keybox file which is stored
at /mnt/vendor/persist
MTK-Commit-Id: 2fd7b3e72d678b5f1916fe873965dfb044c2b14c
Change-Id: I8e5689010f23dbf8fa94acb4b8161cd8e4194196
CR-Id: ALPS03837408
Feature: Secure Video Path (SVP)
Google add hidl 1.1 clearkey implementation on Android P, and legacy
clearkey still exist on AOSP, on the new version 4778823 vts, it will
check both legacy and hidl clearkey funtions. So it need add to support
both types clearkey implementation to pass new vts on Android P.
MTK-Commit-Id: 229c445c3da9c4300c2586b9888a3205fe824484
Change-Id: I5488b591fc55526c7c6ae1c2516dc851ae4deb24
CR-Id: ALPS03916902
Feature: Google Widevine Level3
(cherry picked from commit c28dee0c4ab1cd7c6327f073ec9229e18b1166d3)
Google has upgraded drm hidl to version 1.1, need upgrade
all config(device.mk, sepolicy, manifest) to new version.
MTK-Commit-Id: 50b87ab9d8654c2ea1bea22fa9a589fd85481324
Change-Id: I9a36ad250153bcbb446b790bae5942965409fab3
CR-Id: ALPS03916010
Feature: Google Widevine Level1