Add empty AdbService to SystemServer

Create skeleton service to migrate functions from UsbService in later
change.

Bug: 63820489
Test: make
Change-Id: I07672fe87cfae188fe77c173fc49119e182c6b05
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index bbc4f44..b1b5a7a 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -243,6 +243,8 @@
             "com.android.server.timezonedetector.TimeZoneDetectorService$Lifecycle";
     private static final String ACCESSIBILITY_MANAGER_SERVICE_CLASS =
             "com.android.server.accessibility.AccessibilityManagerService$Lifecycle";
+    private static final String ADB_SERVICE_CLASS =
+            "com.android.server.adb.AdbService$Lifecycle";
 
     private static final String PERSISTENT_DATA_BLOCK_PROP = "ro.frp.pst";
 
@@ -1372,6 +1374,15 @@
                 traceEnd();
             }
 
+            // Start ADB Debugging Service
+            traceBeginAndSlog("StartAdbService");
+            try {
+                mSystemServiceManager.startService(ADB_SERVICE_CLASS);
+            } catch (Throwable e) {
+                Slog.e(TAG, "Failure starting AdbService");
+            }
+            traceEnd();
+
             if (!isWatch) {
                 traceBeginAndSlog("StartSerialService");
                 try {