fix(GtfsPlusVersionSummary): Address PR comments

Author: binh-dam-ibigroup

lib/gtfsplus/components/GtfsPlusVersionSummary.js

@@ -15,17 +15,12 @@ import {
 import {browserHistory, Link} from 'react-router'
 
 import * as gtfsPlusActions from '../actions/gtfsplus'
+
 import {getGtfsPlusSpec} from '../../common/util/config'
 import type {Props as ContainerProps} from '../containers/ActiveGtfsPlusVersionSummary'
+import type {GtfsPlusValidationIssue} from '../../types'
 import type {GtfsPlusReducerState, ManagerUserState} from '../../types/reducers'
 
-type Issue = {
-  description: string,
-  fieldName: string,
-  rowIndex: number,
-  tableId: string
-}
-
 type Props = ContainerProps & {
   deleteGtfsPlusFeed: typeof gtfsPlusActions.deleteGtfsPlusFeed,
   downloadGtfsPlusFeed: typeof gtfsPlusActions.downloadGtfsPlusFeed,
@@ -66,7 +61,7 @@ export default class GtfsPlusVersionSummary extends Component<Props, State> {
     return issuesForTable[tableId].length.toLocaleString()
   }
 
-  _getTableLevelIssues = (tableId: string): ?Array<Issue> => {
+  _getTableLevelIssues = (tableId: string): ?Array<GtfsPlusValidationIssue> => {
     const {issuesForTable} = this.props
     if (!issuesForTable) return null
     if (!(tableId in issuesForTable)) return null