Bug 427858: code cleanup.  Remove declarations for unimplemented functions PL_AllocArenaPool and PL_DestroyArenaPool.  Warn that PL_CompactArenaPool is not implemented (a no-op).  The patch is contributed by Robin Bate Boerop <moz@shorestreet.com>.  r=wtc.
Bug 427858: code cleanup.  Remove declarations for unimplemented functions
PL_AllocArenaPool and PL_DestroyArenaPool.  Warn that PL_CompactArenaPool
is not implemented (a no-op).  The patch is contributed by
Robin Bate Boerop <moz@shorestreet.com>.  r=wtc.

makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub