@Override
 public int getBitLength() {
   return SWFParserHelpers.addBitLengths(dispId, method);
 }
 @Override
 public int getBitLength() {
   return SWFParserHelpers.addBitLengths(
       getActionCode(), getLength(), reserved, sceneBiasFlag, playFlag, sceneBias);
 }
 @Override
 public int getBitLength() {
   return SWFParserHelpers.addBitLengths(kind, name);
 }
 @Override
 public int getBitLength() {
   return SWFParserHelpers.addBitLengths(getOpcode(), index, argCount);
 }
 @Override
 public int getBitLength() {
   return SWFParserHelpers.addBitLengths(getOpcode(), offset);
 }