Emergency API review

1) Remove 'current' in Emergency APIs
2) Hide getEmergencyServiceCategoryBitmask,
   and keep getEmergencyServiceCategories

Test: Treehugger
Bug: 122368381
Change-Id: I158874201a7ed8427cfe4ac4c4f39abe01217a37
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 62726b1..51dd4a2 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -6453,10 +6453,10 @@
     }
 
     @Override
-    public Map<Integer, List<EmergencyNumber>> getCurrentEmergencyNumberList(
+    public Map<Integer, List<EmergencyNumber>> getEmergencyNumberList(
             String callingPackage) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, getDefaultSubscription(), callingPackage, "getCurrentEmergencyNumberList")) {
+                mApp, getDefaultSubscription(), callingPackage, "getEmergencyNumberList")) {
             throw new SecurityException("Requires READ_PHONE_STATE permission.");
         }
         final long identity = Binder.clearCallingIdentity();
@@ -6477,12 +6477,12 @@
     }
 
     @Override
-    public boolean isCurrentEmergencyNumber(String number, boolean exactMatch) {
+    public boolean isEmergencyNumber(String number, boolean exactMatch) {
         final Phone defaultPhone = getDefaultPhone();
         if (!exactMatch) {
             TelephonyPermissions
                     .enforeceCallingOrSelfReadPrivilegedPhoneStatePermissionOrCarrierPrivilege(
-                            mApp, defaultPhone.getSubId(), "isCurrentEmergencyNumber(Potential)");
+                            mApp, defaultPhone.getSubId(), "isEmergencyNumber(Potential)");
         }
         final long identity = Binder.clearCallingIdentity();
         try {