Revert "ART: Allow PackedSwitch instructions with zero targets"

This fixed Optimizing but revealed the same issue in the interpreter.

This reverts commit 241f9c41924e33e0c3bab9a7c4306397458749ca.

Change-Id: Iad5a28b24f2c21d3575cf8ecc8b7c8fbf98d1132
5 files changed