message: vertexcodec: Move bits/bitset functions into #if TRACE
  These functions aren't used by production code.
diff: @@ -21,6 +21,7 @@ inline unsigned char zigzag8(unsigned char v)
  return (v >> 7) | ((v ^ -(v >> 7)) << 1);
  }
  +#if TRACE > 1
  inline int bits(unsigned char v)
  {
  int result = 0;
  @@ -43,7 +44,6 @@ inline int bitsset(unsigned char v)
  return result;
  }
  -#if TRACE > 1
  static void traceEncodeVertexBlock(const unsigned char* vertex_data, size_t vertex_count, size_t vertex_size, const unsigned int* prediction)
  {
  printf("vertex block; count %d\n", int(vertex_count));
  