cabac: remove leftovers from the cabac encoder

The cabac encoder was only used by the removed cabac test.
Signed-off-by: Janne Grunau <janne-libav@jannau.net>

libavcodec/cabac.c

@@ -102,19 +102,6 @@ static const uint8_t last_coeff_flag_offset_8x8[63] = {
  5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8
 };
 
-/**
- *
- * @param buf_size size of buf in bits
- */
-void ff_init_cabac_encoder(CABACContext *c, uint8_t *buf, int buf_size){
-    init_put_bits(&c->pb, buf, buf_size);
-
-    c->low= 0;
-    c->range= 0x1FE;
-    c->outstanding_count= 0;
-    c->pb.bit_left++; //avoids firstBitFlag
-}
-
 /**
  *
  * @param buf_size size of buf in bits

libavcodec/cabac.h

@@ -42,14 +42,11 @@
 typedef struct CABACContext{
     int low;
     int range;
-    int outstanding_count;
     const uint8_t *bytestream_start;
     const uint8_t *bytestream;
     const uint8_t *bytestream_end;
-    PutBitContext pb;
 }CABACContext;
 
-void ff_init_cabac_encoder(CABACContext *c, uint8_t *buf, int buf_size);
 void ff_init_cabac_decoder(CABACContext *c, const uint8_t *buf, int buf_size);
 void ff_init_cabac_states(void);