libperfmgr.rc: let perfmgr can change dex2oat priorities

Because perfmgr is a vendor process, it cannot adjust system priority
directly.

Bug: 162791243

Test: build and using emul temp/running burn8 to verify it
Change-Id: I55e49cb7d0b2d4c0e42dff8398b5d42c6546cafa
diff --git a/power-libperfmgr/aidl/android.hardware.power-service.pixel-libperfmgr.rc b/power-libperfmgr/aidl/android.hardware.power-service.pixel-libperfmgr.rc
index 8367da9..6b68863 100644
--- a/power-libperfmgr/aidl/android.hardware.power-service.pixel-libperfmgr.rc
+++ b/power-libperfmgr/aidl/android.hardware.power-service.pixel-libperfmgr.rc
@@ -15,3 +15,12 @@
 on property:init.svc.vendor.audio-hal-2-0=restarting && property:vendor.powerhal.audio=AUDIO_STREAMING_LOW_LATENCY
     setprop vendor.powerhal.audio ""
     restart vendor.power-hal-aidl
+
+# Clean up after b/163539793 resolved
+on property:vendor.powerhal.dalvik.vm.dex2oat-threads=*
+    setprop dalvik.vm.dex2oat-threads ${vendor.powerhal.dalvik.vm.dex2oat-threads}
+    setprop dalvik.vm.restore-dex2oat-threads ${vendor.powerhal.dalvik.vm.dex2oat-threads}
+
+on property:vendor.powerhal.dalvik.vm.dex2oat-cpu-set=*
+    setprop dalvik.vm.dex2oat-cpu-set ${vendor.powerhal.dalvik.vm.dex2oat-cpu-set}
+    setprop dalvik.vm.restore-dex2oat-cpu-set ${vendor.powerhal.dalvik.vm.dex2oat-cpu-set}