[fenix] For https://github.com/mozilla-mobile/fenix/issues/21921: rename MarkersLifecycleCallbacks to ...ActivityLifecycle...

This is to disamibugate with the MarkersFragmentLifecycleCallbacks that
we'll be adding.

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

@@ -80,7 +80,7 @@ import org.mozilla.fenix.components.Core
 import org.mozilla.fenix.components.metrics.Event
 import org.mozilla.fenix.components.metrics.MozillaProductDetector
 import org.mozilla.fenix.components.toolbar.ToolbarPosition
-import org.mozilla.fenix.perf.MarkersLifecycleCallbacks
+import org.mozilla.fenix.perf.MarkersActivityLifecycleCallbacks
 import org.mozilla.fenix.utils.Settings
 
 /**
@@ -197,7 +197,7 @@ open class FenixApplication : LocaleAwareApplication(), Provider {
 
         visibilityLifecycleCallback = VisibilityLifecycleCallback(getSystemService())
         registerActivityLifecycleCallbacks(visibilityLifecycleCallback)
-        registerActivityLifecycleCallbacks(MarkersLifecycleCallbacks(components.core.engine))
+        registerActivityLifecycleCallbacks(MarkersActivityLifecycleCallbacks(components.core.engine))
 
         // Storage maintenance disabled, for now, as it was interfering with background migrations.
         // See https://github.com/mozilla-mobile/fenix/issues/7227 for context.

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

@@ -98,7 +98,7 @@ import org.mozilla.fenix.library.history.HistoryFragmentDirections
 import org.mozilla.fenix.library.historymetadata.HistoryMetadataGroupFragmentDirections
 import org.mozilla.fenix.library.recentlyclosed.RecentlyClosedFragmentDirections
 import org.mozilla.fenix.onboarding.DefaultBrowserNotificationWorker
-import org.mozilla.fenix.perf.MarkersLifecycleCallbacks
+import org.mozilla.fenix.perf.MarkersActivityLifecycleCallbacks
 import org.mozilla.fenix.perf.Performance
 import org.mozilla.fenix.perf.PerformanceInflater
 import org.mozilla.fenix.perf.ProfilerMarkers
@@ -275,7 +275,7 @@ open class HomeActivity : LocaleAwareAppCompatActivity(), NavHostActivity {
         }
 
         components.core.engine.profiler?.addMarker(
-            MarkersLifecycleCallbacks.MARKER_NAME, startTimeProfiler, "HomeActivity.onCreate"
+            MarkersActivityLifecycleCallbacks.MARKER_NAME, startTimeProfiler, "HomeActivity.onCreate"
         )
         StartupTimeline.onActivityCreateEndHome(this) // DO NOT MOVE ANYTHING BELOW HERE.
     }
@@ -340,7 +340,7 @@ open class HomeActivity : LocaleAwareAppCompatActivity(), NavHostActivity {
 
         ProfilerMarkers.homeActivityOnStart(binding.rootContainer, components.core.engine.profiler)
         components.core.engine.profiler?.addMarker(
-            MarkersLifecycleCallbacks.MARKER_NAME, startProfilerTime, "HomeActivity.onStart"
+            MarkersActivityLifecycleCallbacks.MARKER_NAME, startProfilerTime, "HomeActivity.onStart"
         ) // DO NOT MOVE ANYTHING BELOW THIS addMarker CALL.
     }
 

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

@@ -20,7 +20,7 @@ import org.mozilla.fenix.components.getType
 import org.mozilla.fenix.components.metrics.Event
 import org.mozilla.fenix.ext.components
 import org.mozilla.fenix.ext.settings
-import org.mozilla.fenix.perf.MarkersLifecycleCallbacks
+import org.mozilla.fenix.perf.MarkersActivityLifecycleCallbacks
 import org.mozilla.fenix.perf.StartupTimeline
 import org.mozilla.fenix.shortcut.NewTabShortcutIntentProcessor
 
@@ -47,7 +47,7 @@ class IntentReceiverActivity : Activity() {
         processIntent(intent)
 
         components.core.engine.profiler?.addMarker(
-            MarkersLifecycleCallbacks.MARKER_NAME, startTimeProfiler, "IntentReceiverActivity.onCreate"
+            MarkersActivityLifecycleCallbacks.MARKER_NAME, startTimeProfiler, "IntentReceiverActivity.onCreate"
         )
         StartupTimeline.onActivityCreateEndIntentReceiver() // DO NOT MOVE ANYTHING BELOW HERE.
     }

app/src/main/java/org/mozilla/fenix/perf/MarkersActivityLifecycleCallbacks.kt

@@ -17,7 +17,7 @@ import org.mozilla.fenix.android.DefaultActivityLifecycleCallbacks
  * our implementation (e.g. [org.mozilla.fenix.HomeActivity.onCreate]) rather than at the beginning
  * or end of that method.
  */
-class MarkersLifecycleCallbacks(
+class MarkersActivityLifecycleCallbacks(
     private val engine: Engine,
 ) : DefaultActivityLifecycleCallbacks {