Cleanup constant definitions

Author: LinusU

android/src/main/java/io/wazo/callkeep/Constants.java

@@ -1,19 +1,19 @@
 package io.wazo.callkeep;
 
 public class Constants {
-    public static final String CHECKING_PERMS = "CHECKING_PERMS";
-    public static final String EXTRA_CALLER_NAME = "EXTRA_CALLER_NAME";
-    public static final String EXTRA_CALL_UUID = "EXTRA_CALL_UUID";
-    public static final String EXTRA_CALL_NUMBER = "EXTRA_CALL_NUMBER";
-    public static final String ACTION_END_CALL = "ACTION_END_CALL";
     public static final String ACTION_ANSWER_CALL = "ACTION_ANSWER_CALL";
-    public static final String ACTION_MUTE_CALL = "ACTION_MUTE_CALL";
-    public static final String ACTION_UNMUTE_CALL = "ACTION_UNMUTE_CALL";
+    public static final String ACTION_AUDIO_SESSION = "ACTION_AUDIO_SESSION";
+    public static final String ACTION_CHECK_REACHABILITY = "ACTION_CHECK_REACHABILITY";
     public static final String ACTION_DTMF_TONE = "ACTION_DTMF_TONE";
+    public static final String ACTION_END_CALL = "ACTION_END_CALL";
     public static final String ACTION_HOLD_CALL = "ACTION_HOLD_CALL";
-    public static final String ACTION_UNHOLD_CALL = "ACTION_UNHOLD_CALL";
+    public static final String ACTION_MUTE_CALL = "ACTION_MUTE_CALL";
     public static final String ACTION_ONGOING_CALL = "ACTION_ONGOING_CALL";
-    public static final String ACTION_AUDIO_SESSION = "ACTION_AUDIO_SESSION";
-    public static final String ACTION_CHECK_REACHABILITY = "ACTION_CHECK_REACHABILITY";
+    public static final String ACTION_UNHOLD_CALL = "ACTION_UNHOLD_CALL";
+    public static final String ACTION_UNMUTE_CALL = "ACTION_UNMUTE_CALL";
     public static final String ACTION_WAKE_APP = "ACTION_WAKE_APP";
+
+    public static final String EXTRA_CALL_NUMBER = "EXTRA_CALL_NUMBER";
+    public static final String EXTRA_CALL_UUID = "EXTRA_CALL_UUID";
+    public static final String EXTRA_CALLER_NAME = "EXTRA_CALLER_NAME";
 }