remove multi-whitelist method

Author: ivanzhelyazkov

contracts/network/BancorNetwork.sol

@@ -925,21 +925,6 @@ contract BancorNetwork is IBancorNetwork, Upgradeable, ReentrancyGuardUpgradeabl
  _addToWhitelist(addr);
  }
 
- /**
- * @dev adds multiple addresses to the fee exemption whitelist
- *
- * requirements:
- *
- * - the caller must be the admin of the contract
- */
- function addAddressesToWhitelist(address[] calldata addrs) external onlyAdmin {
- uint256 length = addrs.length;
-
- for (uint256 i = 0; i < length; ++i) {
- _addToWhitelist(addrs[i]);
- }
- }
-
  /**
  * @dev removes an address from the fee exemption whitelist
  *

hardhat.config.ts

@@ -124,7 +124,7 @@ const config: HardhatUserConfig = {
  settings: {
  optimizer: {
  enabled: true,
- runs: 180
+ runs: 200
  },
  metadata: {
  bytecodeHash: 'none'

test/network/BancorNetwork.ts

@@ -3378,43 +3378,6 @@ describe('BancorNetwork', () => {
  expect(await network.isWhitelisted(user1.address)).to.be.true;
  expect(await network.feeExemptionWhitelist()).to.include(user1.address);
  });
-
- it('should revert when a non-admin attempts to add addresses', async () => {
- await expect(
- network.connect(nonOwner).addAddressesToWhitelist([user1.address])
- ).to.be.revertedWithError('AccessDenied');
- });
-
- it('should revert when adding invalid addresses', async () => {
- await expect(network.addAddressesToWhitelist([ZERO_ADDRESS])).to.be.revertedWithError(
- 'InvalidExternalAddress'
- );
- });
-
- it('should revert when adding already whitelisted addresses in the same transaction', async () => {
- await expect(network.addAddressesToWhitelist([user1.address, user1.address])).to.be.revertedWithError(
- 'AlreadyExists'
- );
- });
-
- it('should revert when adding already whitelisted addresses in different transactions', async () => {
- await network.addAddressesToWhitelist([user1.address]);
- await expect(network.addAddressesToWhitelist([user1.address])).to.be.revertedWithError('AlreadyExists');
- });
-
- it('should whitelist addresses', async () => {
- expect(await network.isWhitelisted(user1.address)).to.be.false;
- expect(await network.isWhitelisted(user2.address)).to.be.false;
- expect(await network.feeExemptionWhitelist()).not.to.have.members([user1.address, user2.address]);
-
- const res = await network.addAddressesToWhitelist([user1.address, user2.address]);
- await expect(res).to.emit(network, 'AddressAddedToWhitelist').withArgs(user1.address);
- await expect(res).to.emit(network, 'AddressAddedToWhitelist').withArgs(user2.address);
-
- expect(await network.isWhitelisted(user1.address)).to.be.true;
- expect(await network.isWhitelisted(user2.address)).to.be.true;
- expect(await network.feeExemptionWhitelist()).to.have.members([user1.address, user2.address]);
- });
  });
 
  describe('removing', () => {