fix(telemetry): send events on trailing edge of the frequency

src/background/telemetry/metrics.js

@@ -352,7 +352,16 @@ export default class Metrics {
   _timeToExpired(type, frequency) {
     if (frequency === 'all') return 0;
 
-    const last = this.storage[`${type}_${frequency}`] || 0;
+    const key = `${type}_${frequency}`;
+
+    // Protect against calling events immediately after install for all frequencies
+    // They should trigger on the trailing edge of the frequency
+    if (!this.storage[key]) {
+      this.storage[key] = Date.now();
+      this.saveStorage(this.storage);
+    }
+
+    const last = this.storage[key];
     const frequency_ago = Date.now() - FREQUENCIES[frequency];
 
     return last ? last - frequency_ago : 0;