1 files changed, 0 insertions, 75 deletions
diff --git a/packages/contracts/contracts/protocol/Exchange/mixins/MSignatureValidator.sol b/packages/contracts/contracts/protocol/Exchange/mixins/MSignatureValidator.sol
deleted file mode 100644
index 1fe88b908..000000000
--- a/packages/contracts/contracts/protocol/Exchange/mixins/MSignatureValidator.sol
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
-
-  Copyright 2018 ZeroEx Intl.
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-
-*/
-
-pragma solidity 0.4.24;
-
-import "../interfaces/ISignatureValidator.sol";
-
-
-contract MSignatureValidator is
-    ISignatureValidator
-{
-    event SignatureValidatorApproval(
-        address indexed signerAddress,     // Address that approves or disapproves a contract to verify signatures.
-        address indexed validatorAddress,  // Address of signature validator contract.
-        bool approved                      // Approval or disapproval of validator contract.
-    );
-
-    // Allowed signature types.
-    enum SignatureType {
-        Illegal,         // 0x00, default value
-        Invalid,         // 0x01
-        EIP712,          // 0x02
-        EthSign,         // 0x03
-        Wallet,          // 0x04
-        Validator,       // 0x05
-        PreSigned,       // 0x06
-        NSignatureTypes  // 0x07, number of signature types. Always leave at end.
-    }
-
-    /// @dev Verifies signature using logic defined by Wallet contract.
-    /// @param hash Any 32 byte hash.
-    /// @param walletAddress Address that should have signed the given hash
-    ///                      and defines its own signature verification method.
-    /// @param signature Proof that the hash has been signed by signer.
-    /// @return True if the address recovered from the provided signature matches the input signer address.
-    function isValidWalletSignature(
-        bytes32 hash,
-        address walletAddress,
-        bytes signature
-    )
-        internal
-        view
-        returns (bool isValid);
-
-    /// @dev Verifies signature using logic defined by Validator contract.
-    /// @param validatorAddress Address of validator contract.
-    /// @param hash Any 32 byte hash.
-    /// @param signerAddress Address that should have signed the given hash.
-    /// @param signature Proof that the hash has been signed by signer.
-    /// @return True if the address recovered from the provided signature matches the input signer address.
-    function isValidValidatorSignature(
-        address validatorAddress,
-        bytes32 hash,
-        address signerAddress,
-        bytes signature
-    )
-        internal
-        view
-        returns (bool isValid);
-}