Delete android.speech.srec.*

This code had an undeclared dependency on libsrec_jni which
we no longer build.

bug: 21855957

(cherry picked from commit b39dfe87b89e3773910202f2e94b9860236551d9)

Change-Id: I6c97f22916766714ae899cf51f1b56cde308af8e
5 files changed