Revert "test(animations): test to see if triggers get cancelled on removal (#19532)"

This reverts commit f12e15e682.

packages/core/test/animation/animation_integration_spec.ts

@@ -1318,70 +1318,6 @@ export function main() {
            expect(count).toEqual(2);
          });
 
-      it('should cancel all animations on the element when a removal animation is set',
-         fakeAsync(() => {
-           const sharedAnimation = [style({opacity: 0}), animate('1s', style({opacity: 1}))];
-
-           @Component({
-             selector: 'ani-cmp',
-             template: `
-            <div [@one]="exp1" [@two]="exp2" [@three]="exp3" *ngIf="exp0"></div>
-          `,
-             animations: [
-               trigger(
-                   'one',
-                   [
-                     transition('* => go', sharedAnimation),
-                     transition(
-                         ':leave', [style({opacity: 1}), animate('1s', style({opacity: 0}))]),
-                   ]),
-               trigger(
-                   'two',
-                   [
-                     transition('* => go', sharedAnimation),
-                   ]),
-               trigger(
-                   'three',
-                   [
-                     transition('* => go', sharedAnimation),
-                   ]),
-             ]
-           })
-           class Cmp {
-             public exp0: any;
-             public exp1: any;
-             public exp2: any;
-             public exp3: any;
-           }
-
-           TestBed.configureTestingModule({declarations: [Cmp]});
-
-           const fixture = TestBed.createComponent(Cmp);
-           const cmp = fixture.componentInstance;
-
-           cmp.exp0 = true;
-           cmp.exp1 = 'go';
-           cmp.exp2 = 'go';
-           cmp.exp3 = 'go';
-           fixture.detectChanges();
-           flushMicrotasks();
-
-           const players = getLog();
-           resetLog();
-
-           expect(players.length).toEqual(3);
-
-           let count = 0;
-           players.forEach(player => { player.onDone(() => count++); });
-
-           expect(count).toEqual(0);
-           cmp.exp0 = false;
-           fixture.detectChanges();
-           flushMicrotasks();
-
-           expect(count).toEqual(3);
-         }));
-
       it('should destroy inner animations when a parent node is set for removal', () => {
         @Component({
           selector: 'ani-cmp',