Add BackgroundDexOptService

Change-Id: I0439a04f693ba92df906cbda34f8e53b32f63329
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index ade8414..8a3bc88 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -60,6 +60,7 @@
 import com.android.server.net.NetworkPolicyManagerService;
 import com.android.server.net.NetworkStatsService;
 import com.android.server.os.SchedulingPolicyService;
+import com.android.server.pm.BackgroundDexOptService;
 import com.android.server.pm.Installer;
 import com.android.server.pm.PackageManagerService;
 import com.android.server.pm.UserManagerService;
@@ -815,6 +816,13 @@
                 } catch (Throwable e) {
                     reportWtf("starting MediaRouterService", e);
                 }
+
+                try {
+                    Slog.i(TAG, "BackgroundDexOptService");
+                    new BackgroundDexOptService(context);
+                } catch (Throwable e) {
+                    reportWtf("starting BackgroundDexOptService", e);
+                }
             }
         }