Pass onPostDialChar call back from Telephony to Telecom.

Add plumbing to alert Telecom every time a character is processed after
the post dial wait state (the processing happens in Telephony).

Bug: 18644688
Change-Id: I487d76aa9c959ca528c6377374aa35c2d0b4a803
diff --git a/telecomm/java/android/telecom/ConnectionServiceAdapterServant.java b/telecomm/java/android/telecom/ConnectionServiceAdapterServant.java
index 7619da5..429f296 100644
--- a/telecomm/java/android/telecom/ConnectionServiceAdapterServant.java
+++ b/telecomm/java/android/telecom/ConnectionServiceAdapterServant.java
@@ -58,6 +58,7 @@
     private static final int MSG_SET_CALLER_DISPLAY_NAME = 19;
     private static final int MSG_SET_CONFERENCEABLE_CONNECTIONS = 20;
     private static final int MSG_ADD_EXISTING_CONNECTION = 21;
+    private static final int MSG_ON_POST_DIAL_CHAR = 22;
 
     private final IConnectionServiceAdapter mDelegate;
 
@@ -143,6 +144,15 @@
                     }
                     break;
                 }
+                case MSG_ON_POST_DIAL_CHAR: {
+                    SomeArgs args = (SomeArgs) msg.obj;
+                    try {
+                        mDelegate.onPostDialChar((String) args.arg1, (char) args.argi1);
+                    } finally {
+                        args.recycle();
+                    }
+                    break;
+                }
                 case MSG_QUERY_REMOTE_CALL_SERVICES:
                     mDelegate.queryRemoteConnectionServices((RemoteServiceCallback) msg.obj);
                     break;
@@ -299,6 +309,14 @@
         }
 
         @Override
+        public void onPostDialChar(String connectionId, char nextChar) {
+            SomeArgs args = SomeArgs.obtain();
+            args.arg1 = connectionId;
+            args.argi1 = nextChar;
+            mHandler.obtainMessage(MSG_ON_POST_DIAL_CHAR, args).sendToTarget();
+        }
+
+        @Override
         public void queryRemoteConnectionServices(RemoteServiceCallback callback) {
             mHandler.obtainMessage(MSG_QUERY_REMOTE_CALL_SERVICES, callback).sendToTarget();
         }