Propagate useartservice setting from experiment flag to global flag.

Only propagate it if it turns off ART Service - if OEMs have disabled
it with dalvik.vm.useartservice then we shouldn't enable it.

Introduce a new art_boot binary to do it, which is only run at boot
through a oneshot service.

We cannot use setprop commands directly in the init script, because
non-vendor APEXes are prohibited from using `on` actions (b/278862348).

Test: boot
      -> Check that dalvik.vm.useartservice is not false
      adb root
      adb shell setprop persist.device_config.runtime_native_boot.useartservice false
      -> Check that dalvik.vm.useartservice is not false
      adb reboot
      -> Check that dalvik.vm.useartservice is false
  on udc-dev
Test: Same as above, but with an unbundled ART module build installed
      on git_sc-release and git_tm-release.
Test: boot
      -> Check that dalvik.vm.useartservice is unset
      adb root
      adb shell setprop persist.device_config.runtime_native_boot.useartservice true
      -> Check that dalvik.vm.useartservice is unset
      adb reboot
      -> Check that dalvik.vm.useartservice is unset
  on udc-dev with dalvik.vm.useartservice unset
Bug: 272056722
Ignore-AOSP-First: Will cherry-pick to AOSP later
Change-Id: Ifc552ed924818d7363aef822cd3060f7adfc92b6

1 files changed, 1 insertions, 0 deletions

diff --git a/build/apex/art_apex_test.py b/build/apex/art_apex_test.py
index 70f1da039b..c2549cc93e 100755
--- a/build/apex/art_apex_test.py
+++ b/build/apex/art_apex_test.py
@@ -550,6 +550,7 @@ class ReleaseTargetChecker:
     # removed in Android R.
 
     # Check binaries for ART.
+    self._checker.check_executable('art_boot')
     self._checker.check_executable('art_exec')
     self._checker.check_executable('artd')
     self._checker.check_executable('oatdump')