Move AudioService to services.

...and a few dependencies. Move remaining shared items to AudioSystem.

Change-Id: Ib9623ff867678d34977337856bb0156e8cdaeeb5
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index 7f9af31..875d395 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -29,7 +29,6 @@
 import android.content.pm.IPackageManager;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
-import android.media.AudioService;
 import android.media.tv.TvInputManager;
 import android.os.Build;
 import android.os.Environment;
@@ -60,6 +59,7 @@
 import com.android.server.accounts.AccountManagerService;
 import com.android.server.am.ActivityManagerService;
 import com.android.server.am.BatteryStatsService;
+import com.android.server.audio.AudioService;
 import com.android.server.clipboard.ClipboardService;
 import com.android.server.content.ContentService;
 import com.android.server.devicepolicy.DevicePolicyManagerService;