Rename VoLTE capability to HD audio.

This is a more specific and less technology-specific title for
communicating this to Dialer/InCall.

Bug: 18103173
Change-Id: I70ad50bb09eb807a621259976bb9fb7953a9a8aa
diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index 9ee4e1b..5f25b2d 100644
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -118,10 +118,10 @@
     public static final int CAPABILITY_SUPPORTS_VT_REMOTE = 0x00000200;
 
     /**
-     * Connection is using voice over LTE.
+     * Connection is using high definition audio.
      * @hide
      */
-    public static final int CAPABILITY_VoLTE = 0x00000400;
+    public static final int CAPABILITY_HIGH_DEF_AUDIO = 0x00000400;
 
     /**
      * Connection is using voice over WIFI.
@@ -224,8 +224,8 @@
         if (can(capabilities, CAPABILITY_SUPPORTS_VT_REMOTE)) {
             builder.append(" CAPABILITY_SUPPORTS_VT_REMOTE");
         }
-        if (can(capabilities, CAPABILITY_VoLTE)) {
-            builder.append(" CAPABILITY_VoLTE");
+        if (can(capabilities, CAPABILITY_HIGH_DEF_AUDIO)) {
+            builder.append(" CAPABILITY_HIGH_DEF_AUDIO");
         }
         if (can(capabilities, CAPABILITY_VoWIFI)) {
             builder.append(" CAPABILITY_VoWIFI");