Don't display gateway number on bluetooth

Display actual contact phone number instead of the Google voice
gateway number when there is a bluetooth connection with eg a car display.

Bug:11881222
Change-Id: I1a5b9d3dee4a490905e6e4b52745972fd63d81a1
diff --git a/src/com/android/phone/PhoneGlobals.java b/src/com/android/phone/PhoneGlobals.java
index 3f35900..1ce99a3 100644
--- a/src/com/android/phone/PhoneGlobals.java
+++ b/src/com/android/phone/PhoneGlobals.java
@@ -447,7 +447,7 @@
 
             CallLogger callLogger = new CallLogger(this, new CallLogAsync());
 
-            callGatewayManager = new CallGatewayManager();
+            callGatewayManager = CallGatewayManager.getInstance();
 
             // Create the CallController singleton, which is the interface
             // to the telephony layer for user-initiated telephony functionality