Preopted art files are now copied to classes.dex.
Test: adb shell rm /data/system/packages.xml
Test: adb shell rm -rf /data/dalvik-cache
Test: adb reboot
Test: adb shell ls -l /data/dalvik-cache/*/* | grep Calc
Bug: 38033055
Change-Id: Ib7d1c65ff47cdb4ebb1829f6a87a885381aded15
