Don't set prefer network type on RIL connected.

Bug: b/23187758
Change-Id: Ie60893290665f0dc670571c6eccc07040cee1e37
diff --git a/src/java/com/android/internal/telephony/RIL.java b/src/java/com/android/internal/telephony/RIL.java
index def2f7e..d834eef 100644
--- a/src/java/com/android/internal/telephony/RIL.java
+++ b/src/java/com/android/internal/telephony/RIL.java
@@ -3206,7 +3206,6 @@
 
                 // Initial conditions
                 setRadioPower(false, null);
-                setPreferredNetworkType(mPreferredNetworkType, null);
                 setCdmaSubscriptionSource(mCdmaSubscription, null);
                 setCellInfoListRate(Integer.MAX_VALUE, null);
                 notifyRegistrantsRilConnectionChanged(((int[])ret)[0]);