Revert "Add Java library to query state of VirtualCamera build flag."

This reverts commit 51930176bf95fbf4cb43f130c9d43a8336b71699.

Reason for revert: Reverting in favor of approach in ag/26512506.

Change-Id: I63e12edd9a8e1dbb8b0dbf02738a02b25c54cfce
3 files changed