Remove unused variables

packages/website/ts/blockchain.ts

@@ -43,6 +43,8 @@ import {
     BlockchainErrs,
     ContractInstance,
     Fill,
+    InjectedProviderObservable,
+    InjectedProviderUpdate,
     Order as PortalOrder,
     Providers,
     ProviderType,
@@ -50,8 +52,6 @@ import {
     SideToAssetToken,
     Token,
     TokenByAddress,
-    InjectedProviderObservable,
-    InjectedProviderUpdate,
 } from 'ts/types';
 import { backendClient } from 'ts/utils/backend_client';
 import { configs } from 'ts/utils/configs';
@@ -811,14 +811,8 @@ export class Blockchain {
             this._blockchainWatcher.destroy();
         }
         this._web3Wrapper = new Web3Wrapper(provider);
-        this._blockchainWatcher = new BlockchainWatcher(
-            this._dispatcher,
-            this._web3Wrapper,
-            this.networkId,
-            shouldPollUserAddress,
-        );
+        this._blockchainWatcher = new BlockchainWatcher(this._dispatcher, this._web3Wrapper, shouldPollUserAddress);
         if (useLedgerProvider && !_.isUndefined(ledgerSubproviderIfExists)) {
-            // TODO: why?
             delete this._userAddressIfExists;
             this._ledgerSubprovider = ledgerSubproviderIfExists;
             this._dispatcher.updateUserAddress(undefined);

packages/website/ts/blockchain_watcher.ts

@@ -6,21 +6,13 @@ import { Dispatcher } from 'ts/redux/dispatcher';
 export class BlockchainWatcher {
     private _dispatcher: Dispatcher;
     private _web3Wrapper: Web3Wrapper;
-    private _prevNetworkId: number;
-    private _isWatchingNetworkId: boolean = false;
     private _shouldPollUserAddress: boolean;
     private _watchBalanceIntervalId: NodeJS.Timer;
     private _prevUserEtherBalanceInWei?: BigNumber;
     private _prevUserAddressIfExists: string;
-    constructor(
-        dispatcher: Dispatcher,
-        web3Wrapper: Web3Wrapper,
-        networkIdIfExists: number,
-        shouldPollUserAddress: boolean,
-    ) {
+    constructor(dispatcher: Dispatcher, web3Wrapper: Web3Wrapper, shouldPollUserAddress: boolean) {
         this._dispatcher = dispatcher;
         this._shouldPollUserAddress = shouldPollUserAddress;
-        this._prevNetworkId = networkIdIfExists;
         this._web3Wrapper = web3Wrapper;
     }
     public destroy(): void {

packages/website/ts/components/portal/portal.tsx

@@ -151,11 +151,11 @@ export class Portal extends React.Component<PortalProps, PortalState> {
         this.props.dispatcher.resetState();
     }
     public componentDidUpdate(prevProps: PortalProps): void {
-        // if (!prevProps.blockchainIsLoaded && this.props.blockchainIsLoaded) {
-        //     const trackedTokenAddresses = _.keys(this.state.trackedTokenStateByAddress);
-        //     // tslint:disable-next-line:no-floating-promises
-        //     this._fetchBalancesAndAllowancesAsync(trackedTokenAddresses);
-        // }
+        if (!prevProps.blockchainIsLoaded && this.props.blockchainIsLoaded) {
+            const trackedTokenAddresses = _.keys(this.state.trackedTokenStateByAddress);
+            // tslint:disable-next-line:no-floating-promises
+            this._fetchBalancesAndAllowancesAsync(trackedTokenAddresses);
+        }
     }
     public componentWillReceiveProps(nextProps: PortalProps): void {
         if (nextProps.networkId !== this.state.prevNetworkId) {

packages/website/ts/components/top_bar/top_bar.tsx

@@ -13,7 +13,6 @@ import { ProviderDisplay } from 'ts/components/top_bar/provider_display';
 import { TopBarMenuItem } from 'ts/components/top_bar/top_bar_menu_item';
 import { DropDown } from 'ts/components/ui/drop_down';
 import { Dispatcher } from 'ts/redux/dispatcher';
-import { zIndex } from 'ts/style/z_index';
 import { Deco, Key, ProviderType, WebsiteLegacyPaths, WebsitePaths } from 'ts/types';
 import { constants } from 'ts/utils/constants';
 import { Translate } from 'ts/utils/translate';