DO NOT MERGE. Implement connection error dialogs (2/4)

Implement reporting of connection errors from ConnectionServices through
Telecomm to the InCallUI.

Bug: 15195720
Bug: 15117141
Change-Id: Idbd822a4eed897676663da008071c6050cc79616
(cherry picked from commit a3cb9e34db5952f0852c1a3230870cc6e378f246)
diff --git a/src/com/android/telecomm/AsyncResultCallback.java b/src/com/android/telecomm/AsyncResultCallback.java
index d059c6c..b6e0de5 100644
--- a/src/com/android/telecomm/AsyncResultCallback.java
+++ b/src/com/android/telecomm/AsyncResultCallback.java
@@ -20,5 +20,5 @@
  * Generic result interface for use with async method callback.
  */
 interface AsyncResultCallback<T> {
-    void onResult(T param1);
+    void onResult(T result, int errorCode, String errorMsg);
 }