updates

Author: mirooon

src/Libraries/LibAsset.sol

@@ -26,10 +26,6 @@ library LibAsset {
 
     address internal constant NATIVE_ASSETID = NULL_ADDRESS;
 
-    /// @dev address of the ExtcodeHelper contract
-    address internal constant EXT_CODE_HELPER =
-        0x7000000000000000000000000000000000000000;
-
     /// @dev EIP-7702 delegation designator prefix for Account Abstraction
     bytes3 internal constant DELEGATION_DESIGNATOR = 0xef0100;
 

src/Libraries/LibSwap.sol

@@ -8,9 +8,6 @@ import { InvalidContract, NoSwapFromZeroBalance, InsufficientBalance } from "../
 import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 
 library LibSwap {
-    address internal constant EXT_CODE_HELPER =
-        address(uint160(uint256(keccak256("EXT_CODE_HELPER"))));
-
     struct SwapData {
         address callTo;
         address approveTo;
@@ -32,8 +29,7 @@ library LibSwap {
     );
 
     function swap(bytes32 transactionId, SwapData calldata _swap) internal {
-        if (!LibAsset.isContractWithHelper(_swap.callTo, EXT_CODE_HELPER))
-            revert InvalidContract();
+        if (!LibAsset.isContract(_swap.callTo)) revert InvalidContract();
         uint256 fromAmount = _swap.fromAmount;
         if (fromAmount == 0) revert NoSwapFromZeroBalance();
         uint256 nativeValue = LibAsset.isNativeAsset(_swap.sendingAssetId)