fix(ngMock.browserTrigger): add 'bubbles' to Transition/Animation Event

When the event objects are created synthetically, the bubbles property is set to false
if not explicitly defined

Author: Narretz

src/ngMock/browserTrigger.js

@@ -55,25 +55,25 @@
     if (/transitionend/.test(eventType)) {
       if (window.WebKitTransitionEvent) {
         evnt = new window.WebKitTransitionEvent(eventType, eventData);
-        evnt.initEvent(eventType, false, true);
+        evnt.initEvent(eventType, eventData.bubbles, true);
       } else {
         try {
           evnt = new window.TransitionEvent(eventType, eventData);
         } catch (e) {
           evnt = window.document.createEvent('TransitionEvent');
-          evnt.initTransitionEvent(eventType, null, null, null, eventData.elapsedTime || 0);
+          evnt.initTransitionEvent(eventType, eventData.bubbles, null, null, eventData.elapsedTime || 0);
         }
       }
     } else if (/animationend/.test(eventType)) {
       if (window.WebKitAnimationEvent) {
         evnt = new window.WebKitAnimationEvent(eventType, eventData);
-        evnt.initEvent(eventType, false, true);
+        evnt.initEvent(eventType, eventData.bubbles, true);
       } else {
         try {
           evnt = new window.AnimationEvent(eventType, eventData);
         } catch (e) {
           evnt = window.document.createEvent('AnimationEvent');
-          evnt.initAnimationEvent(eventType, null, null, null, eventData.elapsedTime || 0);
+          evnt.initAnimationEvent(eventType, eventData.bubbles, null, null, eventData.elapsedTime || 0);
         }
       }
     } else if (/touch/.test(eventType) && supportsTouchEvents()) {