Add imsIsVolteProvisionedOnDevice to SL4A to check provisioning status.

Change-Id: I265c1799c2ef5fc1a30aaad86a4680e6e6ef7918
diff --git a/Common/src/com/googlecode/android_scripting/facade/tele/ImsManagerFacade.java b/Common/src/com/googlecode/android_scripting/facade/tele/ImsManagerFacade.java
index 7dd64a8..2cf0a38 100755
--- a/Common/src/com/googlecode/android_scripting/facade/tele/ImsManagerFacade.java
+++ b/Common/src/com/googlecode/android_scripting/facade/tele/ImsManagerFacade.java
@@ -63,6 +63,11 @@
         ImsManager.setEnhanced4gLteModeSetting(mContext, enable);
     }
 
+    @Rpc(description = "Check for VoLTE Provisioning.")
+    public boolean imsIsVolteProvisionedOnDevice() {
+        return mImsManager.isVolteProvisionedOnDevice(mContext);
+    }
+
     @Rpc(description = "Set Modem Provisioning for VoLTE")
     public void imsSetVolteProvisioning(
             @RpcParameter(name = "enable") Boolean enable)