Revert "Export NewPrebuiltBuildTool"

Revert submission 2696994-art-check-cfi

Reason for revert: DroidMonitor-triggered revert due to breakage https://android-build.googleplex.com/builds/quarterdeck?branch=git_main-without-vendor&target=sdk-sdk_mac-next&lkgb=10623159&lkbb=10623764&fkbb=10623764, bug b/294917304

Reverted changes: /q/submissionid:2696994-art-check-cfi

Change-Id: Id4adc1266c3f643b8c312f390e708d148a161314