message: fix(animations): only treat view removals as `void` state transitions
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diff: @@ -106,8 +106,8 @@ export class DomAnimationEngine {
  this._elementTriggerStates.set(element, lookupRef = {});
  }
  - let oldValue = lookupRef[property] || 'void';
  - if (oldValue != value) {
  + let oldValue = lookupRef.hasOwnProperty(property) ? lookupRef[property] : 'void';
  + if (oldValue !== value) {
  let instruction = trigger.matchTransition(oldValue, value);
  if (!instruction) {
  // we do this to make sure we always have an animation player so
  