No issue: correct position of StartupTimeline; add warning.

app/src/main/java/org/mozilla/fenix/HomeActivity.kt

@@ -207,7 +207,6 @@ open class HomeActivity : LocaleAwareAppCompatActivity(), NavHostActivity {
             webExtensionPopupFeature,
             StartupTimeline.homeActivityLifecycleObserver
         )
-        StartupTimeline.onActivityCreateEndHome(this)
 
         if (shouldAddToRecentsScreen(intent)) {
             intent.removeExtra(START_IN_RECENTS_SCREEN)
@@ -215,6 +214,8 @@ open class HomeActivity : LocaleAwareAppCompatActivity(), NavHostActivity {
         }
 
         captureSnapshotTelemetryMetrics()
+
+        StartupTimeline.onActivityCreateEndHome(this) // DO NOT MOVE ANYTHING BELOW HERE.
     }
 
     @CallSuper

app/src/main/java/org/mozilla/fenix/IntentReceiverActivity.kt

@@ -38,7 +38,7 @@ class IntentReceiverActivity : Activity() {
         intent.stripUnwantedFlags()
         processIntent(intent)
 
-        StartupTimeline.onActivityCreateEndIntentReceiver()
+        StartupTimeline.onActivityCreateEndIntentReceiver() // DO NOT MOVE ANYTHING BELOW HERE.
     }
 
     fun processIntent(intent: Intent) {