onBannerDismissEvent  318 chrome/android/java/src/org/chromium/chrome/browser/banners/AppBannerView.java         mObserver.onBannerDismissEvent(this, AppBannerMetricsIds.DISMISS_BANNER_SWIPE);
onBannerDismissEvent  409 chrome/android/java/src/org/chromium/chrome/browser/banners/AppBannerView.java         mObserver.onBannerDismissEvent(this, eventType);