

State engine change broke seeking because ov_pcm_seek was actually
using _make_decode_ready as a 'make sure decode is ready' even if it
already was.  _make_decode_ready is now a no-op if decode is ready.

Monty

svn path=/trunk/vorbis/; revision=5335

youfearm3/vorbis,ksophocleous/vorbis,erikd/vorbis,eidy/vorbis,ShiftMediaProject/vorbis,felipebetancur/vorbis,emscripten-ports/Vorbis,ksophocleous/vorbis,felipebetancur/vorbis,eidy/vorbis,ksophocleous/vorbis,emscripten-ports/Vorbis,mwgoldsmith/vorbis,ShiftMediaProject/vorbis,ShiftMediaProject/vorbis,erikd/vorbis,youfearm3/vorbis,eidy/vorbis,felipebetancur/vorbis,erikd/vorbis,emscripten-ports/Vorbis,ShiftMediaProject/vorbis,eidy/vorbis,mwgoldsmith/vorbis,nicolaichuk/vorbis,mwgoldsmith/vorbis,ShiftMediaProject/vorbis,ksophocleous/vorbis,felipebetancur/vorbis,youfearm3/vorbis,nicolaichuk/vorbis,emscripten-ports/Vorbis,erikd/vorbis,youfearm3/vorbis,nicolaichuk/vorbis,mwgoldsmith/vorbis,ShiftMediaProject/vorbis,nicolaichuk/vorbis