Use jest-environment-jsdom-sixteen (facebook#19288)

* Use jest-environment-jsdom-sixteen

* Update yarn.lock

* Dedupe new jest packages in yarn.lock

* Pull upstream changes

package.json

@@ -66,6 +66,7 @@
     "jest": "^25.2.7",
     "jest-cli": "^25.2.7",
     "jest-diff": "^25.2.6",
+    "jest-environment-jsdom-sixteen": "^1.0.3",
     "jest-snapshot-serializer-raw": "^1.1.0",
     "minimatch": "^3.0.4",
     "minimist": "^1.2.3",
@@ -130,8 +131,5 @@
     "version-check": "node ./scripts/tasks/version-check.js",
     "merge-fork": "node ./scripts/merge-fork/merge-fork.js",
     "replace-fork": "node ./scripts/merge-fork/replace-fork.js"
-  },
-  "resolutions": {
-    "**/jsdom": "npm:@gaearon/[email protected]"
   }
 }

scripts/jest/config.base.js

@@ -21,4 +21,7 @@ module.exports = {
   collectCoverageFrom: ['packages/**/*.js'],
   timers: 'fake',
   snapshotSerializers: [require.resolve('jest-snapshot-serializer-raw')],
+
+  // TODO: Upgrade to Jest 26 which uses jsdom 16 by default.
+  testEnvironment: require.resolve('jest-environment-jsdom-sixteen'),
 };