Update dependency packages

1 files changed, 0 insertions, 23 deletions

diff --git a/packages/order-utils/src/abstract/abstract_balance_and_proxy_allowance_fetcher.ts b/packages/order-utils/src/abstract/abstract_balance_and_proxy_allowance_fetcher.ts
deleted file mode 100644
index 13fbf1736..000000000
--- a/packages/order-utils/src/abstract/abstract_balance_and_proxy_allowance_fetcher.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { BigNumber } from '@0x/utils';
-
-/**
- * An abstract class to be implemented in order to use OrderStateUtils. The class that
- * implements this interface must be capable of fetching the balance and proxyAllowance
- * for an Ethereum address and assetData
- */
-export abstract class AbstractBalanceAndProxyAllowanceFetcher {
-    /**
-     * Get balance of assetData for userAddress
-     * @param assetData AssetData for which to fetch the balance
-     * @param userAddress Ethereum address for which to fetch the balance
-     * @return Balance amount in base units
-     */
-    public abstract async getBalanceAsync(assetData: string, userAddress: string): Promise<BigNumber>;
-    /**
-     * Get the 0x asset proxy allowance of assetData for userAddress
-     * @param assetData AssetData for which to fetch the allowance
-     * @param userAddress Ethereum address for which to fetch the allowance
-     * @return Allowance amount in base units
-     */
-    public abstract async getProxyAllowanceAsync(assetData: string, userAddress: string): Promise<BigNumber>;
-}