Fix race condition between starting of service and getting the Profile Proxy.

Incoming A2DP connections were not working.

Change-Id: I5a3322ddb39b2512495b4cd2e35593da0f605087

services/java/com/android/server/SystemServer.java

@@ -215,6 +215,7 @@ class ServerThread extends Thread {
                 bluetoothA2dp = new BluetoothA2dpService(context, bluetooth);
                 ServiceManager.addService(BluetoothA2dpService.BLUETOOTH_A2DP_SERVICE,
                                           bluetoothA2dp);
+                bluetooth.initAfterA2dpRegistration();
 
                 int bluetoothOn = Settings.Secure.getInt(mContentResolver,
                     Settings.Secure.BLUETOOTH_ON, 0);
@@ -438,7 +439,7 @@ class ServerThread extends Thread {
             } catch (Throwable e) {
                 Slog.e(TAG, "Failure starting Recognition Service", e);
             }
-            
+
             try {
                 Slog.i(TAG, "DiskStats Service");
                 ServiceManager.addService("diskstats", new DiskStatsService(context));