Make AddAccountsReceiver a singleUser component.

Bug:16445149
Change-Id: I31f8c36094f4edafbe6751bfcdc31ad96ec05780
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index c0cdc3e..149bd6c 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -585,7 +585,8 @@
             </intent-filter>
         </provider>
 
-        <receiver android:name="com.android.services.telephony.AddAccountsReceiver">
+        <receiver android:name="com.android.services.telephony.AddAccountsReceiver"
+                 android:singleUser="true" >
             <intent-filter>
                 <action android:name="android.intent.action.BOOT_COMPLETED" />
                 <category android:name="android.intent.category.DEFAULT" />