Removing LRU from erasure package

pkgs/erasure/encode.go

@@ -201,10 +201,7 @@ func (e *Encoder) Encode(block []byte) ([][]byte, int) {
 	return chunks, block_len
 }
 
-func GetEncoder(ep *EncoderParams) *Encoder {
-	return DefaultCache.GetC(ep)
-}
-
-func Encode(data []byte, ep *EncoderParams) (chunks [][]byte, length int) {
-	return GetEncoder(ep).Encode(data)
+func Encode(block []byte, ep *EncoderParams) ([][]byte, int) {
+	encoder := NewEncoder(ep)
+	return encoder.Encode(block)
 }