Revert "tools: Fix art script to delete OAT files before running dalvikvm"

This reverts commit ad35190e30215f3bc905f897374a02bb3251a5fd.

Reason for revert: Breaks JDWP test that expects error code to be passed through from dalvikvm.

Change-Id: I5fcd6d11dbe254fbcc4edebaeb9bf280956f6210
1 file changed