Sync internal master and AOSP sepolicy.

Bug: 37916906
Test: Builds 'n' boots.
Change-Id: Ia1d86264446ebecc1ca79f32f11354921bc77668
Merged-In: I208ec6a864127a059fb389417a9c6b259d7474cb
diff --git a/public/mediacodec.te b/public/mediacodec.te
index 5ca41fc..bcccbb8 100644
--- a/public/mediacodec.te
+++ b/public/mediacodec.te
@@ -37,6 +37,8 @@
 
 hal_client_domain(mediacodec, hal_allocator)
 
+hal_client_domain(mediacodec, hal_cas)
+
 # allocate and use graphic buffers
 hal_client_domain(mediacodec, hal_graphics_allocator)