no longer need the middleware in tests

tests/content/site-tree.js

@@ -5,7 +5,6 @@ const { loadSiteTree } = require('../../lib/page-data')
 const loadData = require('../../lib/site-data')
 const japaneseCharacters = require('japanese-characters')
 const nonEnterpriseDefaultVersion = require('../../lib/non-enterprise-default-version')
-const renderTreeTitlesMiddleware = require('../../middleware/contextualizers/render-tree-titles')
 
 describe('siteTree', () => {
   jest.setTimeout(3 * 60 * 1000)
@@ -45,6 +44,7 @@ describe('siteTree', () => {
       const ghesSiteTree = siteTree.en[ghesLatest]
 
       // Find a page in the tree that we know contains Liquid
+      // TODO: use new findPageInSiteTree helper when it's available
       const pageWithDynamicTitle = ghesSiteTree
         .childPages.find(child => child.href === `/en/${ghesLatest}/admin`)
         .childPages.find(child => child.href === `/en/${ghesLatest}/admin/enterprise-support`)
@@ -52,20 +52,6 @@ describe('siteTree', () => {
       // Confirm the raw title contains Liquid
       expect(pageWithDynamicTitle.page.title).toEqual('Working with {% data variables.contact.github_support %}')
 
-      // Create a req so we can apply middleware
-      const req = {
-        context: {
-          page: ghesSiteTree.childPages[0].page, // this can be any non-homepage page
-          siteTree,
-          currentLanguage: 'en',
-          currentVersion: ghesLatest,
-          site: siteData.en.site
-        }
-      }
-
-      // Pass the test req and an empty res and next
-      await renderTreeTitlesMiddleware(req, {}, () => {})
-
       // Confirm a new property contains the rendered title
       expect(pageWithDynamicTitle.renderedFullTitle).toEqual('Working with GitHub Support')
     })