Telecom API council changes.

- adding more javadocs.
- fixing javadoc on isEnabled
- renaming to CONFIGURE_PHONE_ACCOUNT

Bug: 21573551
Change-Id: Ice035b8573a08ea18181a73c9e9a462520a934f1
diff --git a/telecomm/java/android/telecom/InCallService.java b/telecomm/java/android/telecom/InCallService.java
index 0f8ac63..19c613d 100644
--- a/telecomm/java/android/telecom/InCallService.java
+++ b/telecomm/java/android/telecom/InCallService.java
@@ -248,7 +248,7 @@
     }
 
     /**
-     * Obtains the current list of {@code Call}s to be displayed by this in-call experience.
+     * Obtains the current list of {@code Call}s to be displayed by this in-call service.
      *
      * @return A list of the relevant {@code Call}s.
      */