Add SDK compatibility code for new call states

Add code that translates the new call states to old call states for
in-call UIs that don't yet support background call screening.

Test: CTS
Bug: 140317205
Change-Id: I104f5f7ab3e3dc075e1d9ed5c64fcd924f9a977b
diff --git a/telecomm/java/android/telecom/CallScreeningService.java b/telecomm/java/android/telecom/CallScreeningService.java
index 0d97567..ef1c790 100644
--- a/telecomm/java/android/telecom/CallScreeningService.java
+++ b/telecomm/java/android/telecom/CallScreeningService.java
@@ -374,6 +374,8 @@
                         new ComponentName(getPackageName(), getClass().getName()));
             } else if (response.getSilenceCall()) {
                 mCallScreeningAdapter.silenceCall(callDetails.getTelecomCallId());
+            } else if (response.getShouldScreenCallFurther()) {
+                mCallScreeningAdapter.screenCallFurther(callDetails.getTelecomCallId());
             } else {
                 mCallScreeningAdapter.allowCall(callDetails.getTelecomCallId());
             }