Rename the binder call createActivityContainer

Change the call to createVirtualActivityContainer to better describe what's
actually being created with the call.

Change-Id: Id3a32df19a5bb6740cbabcd65897349e9f2f2946
diff --git a/core/java/android/app/IActivityManager.java b/core/java/android/app/IActivityManager.java
index e505d69..c75234f 100644
--- a/core/java/android/app/IActivityManager.java
+++ b/core/java/android/app/IActivityManager.java
@@ -433,7 +433,7 @@
 
     public void performIdleMaintenance() throws RemoteException;
 
-    public IActivityContainer createActivityContainer(IBinder parentActivityToken,
+    public IActivityContainer createVirtualActivityContainer(IBinder parentActivityToken,
             IActivityContainerCallback callback) throws RemoteException;
 
     public void deleteActivityContainer(IActivityContainer container) throws RemoteException;
@@ -737,7 +737,7 @@
     int KILL_UID_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+164;
     int SET_USER_IS_MONKEY_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+165;
     int HANG_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+166;
-    int CREATE_ACTIVITY_CONTAINER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+167;
+    int CREATE_VIRTUAL_ACTIVITY_CONTAINER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+167;
     int MOVE_TASK_TO_STACK_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+168;
     int RESIZE_STACK_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+169;
     int GET_ALL_STACK_INFOS_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+170;