Add API surface for "keep SMS app running".

Bug: 109809543
Test: build & boot
Change-Id: Ie9ebf1f34052394a92c3f260413c18596709d3a3
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index fb95f59..b8241d0 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -65,6 +65,7 @@
 import com.android.internal.widget.ILockSettings;
 import com.android.server.am.ActivityManagerService;
 import com.android.server.am.ActivityTaskManagerService;
+import com.android.server.appbinding.AppBindingService;
 import com.android.server.audio.AudioService;
 import com.android.server.biometrics.BiometricService;
 import com.android.server.broadcastradio.BroadcastRadioService;
@@ -1710,6 +1711,10 @@
             traceEnd();
         }
 
+        traceBeginAndSlog("AppServiceManager");
+        mSystemServiceManager.startService(AppBindingService.Lifecycle.class);
+        traceEnd();
+
         // It is now time to start up the app processes...
 
         traceBeginAndSlog("MakeVibratorServiceReady");