Revert "appop: reimplement OP_RECORD_AUDIO op check in mediaserver"

 * This breaks various applications which use the effects API, like
   visualizers.

This reverts commit eb48405109a6a2d2a1d9cb2aaac36e5c71bb5f5b.

Change-Id: I7993aaff67a0aa5f815cc42d3670f3397d7582ac