I think I know what happened here to cause this to be backed out: you inserted your event in the metrics.yaml in a place that caused `cancel_tapped` to change it's metric category, and thus its generated metric name. This lead to the `cancelTapped` object not being found in the calling code.
Bug 1898552 Comment 6 Edit History
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I think I know what happened here to cause this to be backed out: you inserted your event in the metrics.yaml in a place that caused `cancel_tapped` to change its metric category, and thus its generated metric name. This lead to the `cancelTapped` object not being found in the calling code.