CW on Master: Propagate or throw exception when no class found happens in interpreter.
CW on Master: Propagate or throw exception when no class found happens in interpreter.

The old behavior is a check fail which causes zygote process crash.

This is particular a problem for CW in which webview is not used, and
this stops CW system start.

Change-Id: I45f26d6e5d328de7f156793f9044f6bf3f878a1a

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