message: Remove withdrawExitWithMetadata
diff: @@ -247,20 +247,6 @@ export class ERC721 extends POSToken {
  });
  }
  - withdrawExitWithMetaData(burnTransactionHash: string, option?: ITransactionOption) {
  - this.checkForRoot("withdrawExitWithMetaData");
  -
  - return this.exitUtil.buildPayloadForExit(
  - burnTransactionHash,
  - Log_Event_Signature.Erc721TransferWithMetadata,
  - false
  - ).then(payload => {
  - return this.rootChainManager.exit(
  - payload, option
  - );
  - });
  - }
  -
  withdrawExitMany(burnTransactionHash: string, option?: ITransactionOption) {
  this.checkForRoot("withdrawExitMany");
  @@ -306,20 +292,6 @@ export class ERC721 extends POSToken {
  });
  }
  - withdrawExitFasterWithMetaData(burnTransactionHash: string, option?: ITransactionOption) {
  - this.checkForRoot("withdrawExitFasterWithMetaData");
  -
  - return this.exitUtil.buildPayloadForExit(
  - burnTransactionHash,
  - Log_Event_Signature.Erc721TransferWithMetadata,
  - true
  - ).then(payload => {
  - return this.rootChainManager.exit(
  - payload, option
  - );
  - });
  - }
  -
  isWithdrawExited(txHash: string) {
  return this.isWithdrawn(
  txHash, Log_Event_Signature.Erc721Transfer
  