Rename CallServiceWrapper to ConnectionServiceWrapper

Change-Id: I5a082e50dafea0104174cb97d3ae8af168944fc3
diff --git a/src/com/android/telecomm/CallAudioManager.java b/src/com/android/telecomm/CallAudioManager.java
index 865e3ca..35de0cc 100644
--- a/src/com/android/telecomm/CallAudioManager.java
+++ b/src/com/android/telecomm/CallAudioManager.java
@@ -396,8 +396,8 @@
 
     private void updateAudioForForegroundCall() {
         Call call = CallsManager.getInstance().getForegroundCall();
-        if (call != null && call.getCallService() != null) {
-            call.getCallService().onAudioStateChanged(call, mAudioState);
+        if (call != null && call.getConnectionService() != null) {
+            call.getConnectionService().onAudioStateChanged(call, mAudioState);
         }
     }