Make translate a required prop of TopBar

packages/website/ts/components/portal.tsx

@@ -168,6 +168,7 @@ export class Portal extends React.Component<PortalAllProps, PortalAllState> {
                     blockchainIsLoaded={this.props.blockchainIsLoaded}
                     location={this.props.location}
                     blockchain={this._blockchain}
+                    translate={this.props.translate}
                 />
                 <div id="portal" className="mx-auto max-width-4" style={{ width: '100%' }}>
                     <Paper className="mb3 mt2">

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

@@ -29,6 +29,7 @@ interface TopBarProps {
     dispatcher?: Dispatcher;
     blockchainIsLoaded: boolean;
     location: Location;
+    translate: Translate;
     docsVersion?: string;
     availableDocVersions?: string[];
     menu?: DocsMenu;
@@ -37,7 +38,6 @@ interface TopBarProps {
     docsInfo?: DocsInfo;
     style?: React.CSSProperties;
     isNightVersion?: boolean;
-    translate?: Translate;
 }
 
 interface TopBarState {