Make sure we're in runnable in Class.getDeclaredFields, where we may allocate.
Make sure we're in runnable in Class.getDeclaredFields, where we may allocate.

Change-Id: I6cb37d9144fb19e903c5687514e74d8ec26438bc

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst