build: update zone.js to 0.9.0 (#28219)

The API changes are due to enabling strict checks in TypeScript (via `strict: true`).
The payload size changes in `polyfills.js` are due to more browser APIs being patched in recent versions (e.g. `fetch`, `customElement v1`).

PR Close #28219

packages/core/package.json

@@ -17,15 +17,15 @@
   },
   "peerDependencies": {
     "rxjs": "^6.0.0",
-    "zone.js": "~0.8.26"
+    "zone.js": "~0.9.0"
   },
   "repository": {
     "type": "git",
     "url": "https://github.com/angular/angular.git"
   },
   "ng-update": {
-    "migrations":"./schematics/migrations.json",
+    "migrations": "./schematics/migrations.json",
     "packageGroup": "NG_UPDATE_PACKAGE_GROUP"
   },
   "sideEffects": false
-}
+}

packages/core/src/testability/testability.ts

@@ -27,7 +27,7 @@ export interface PendingMacrotask {
   source: string;
   creationLocation: Error;
   runCount?: number;
-  data: TaskData;
+  data?: TaskData;
 }
 
 export interface TaskData {

packages/core/test/testability/testability_spec.ts

@@ -143,9 +143,10 @@ class MockNgZone extends NgZone {
              const tasks = execute.calls.mostRecent().args[1] as PendingMacrotask[];
 
              expect(tasks.length).toEqual(1);
-             expect(tasks[0].data.delay).toEqual(1000);
+             expect(tasks[0].data).toBeTruthy();
+             expect(tasks[0].data !.delay).toEqual(1000);
              expect(tasks[0].source).toEqual('setTimeout');
-             expect(tasks[0].data.isPeriodic).toEqual(false);
+             expect(tasks[0].data !.isPeriodic).toEqual(false);
 
              clearTimeout(id);
            }));
@@ -207,11 +208,11 @@ class MockNgZone extends NgZone {
              expect(execute).toHaveBeenCalled();
 
              const update1 = updateCallback.calls.all()[0].args[0] as PendingMacrotask[];
-             expect(update1[0].data.delay).toEqual(500);
+             expect(update1[0].data !.delay).toEqual(500);
 
              const update2 = updateCallback.calls.all()[1].args[0] as PendingMacrotask[];
-             expect(update2[0].data.delay).toEqual(500);
-             expect(update2[1].data.delay).toEqual(300);
+             expect(update2[0].data !.delay).toEqual(500);
+             expect(update2[1].data !.delay).toEqual(300);
            }));
 
         it('cancels the done callback if the update callback returns true', fakeAsync(() => {

packages/core/testing/src/async_fallback.ts

@@ -87,7 +87,7 @@ function runInTestZone(
   // If we do it in ProxyZone then we will get to infinite recursion.
   const proxyZone = Zone.current.getZoneWith('ProxyZoneSpec');
   const previousDelegate = proxyZoneSpec.getDelegate();
-  proxyZone.parent.run(() => {
+  proxyZone !.parent !.run(() => {
     const testZoneSpec: ZoneSpec = new AsyncTestZoneSpec(
         () => {
           // Need to restore the original zone.
@@ -113,4 +113,4 @@ function runInTestZone(
     proxyZoneSpec.setDelegate(testZoneSpec);
   });
   return Zone.current.runGuarded(fn, context);
-}
+}