remove unused queue code

Author: benjaminws

lib/stomp-utils.js

@@ -34,63 +34,9 @@ StompUtils.prototype.really_defined = function(var_to_test) {
     return !(var_to_test == null || var_to_test == undefined);
 };
 
-// Extend associative array
 StompUtils.prototype.extend = function(destination, source) {
     for (var property in source) {
         destination[property] = source[property];
     }
     return destination;
 };
-
-/**
- * Queueing implementation, blatantly ripped off from:
- * http://safalra.com/web-design/javascript/queues/Queue.js
- * only really semantics have been changed.
- */
-StompQueue = exports.StompQueue = function() {
-    this.queue = [];
-    this.queue_space = 0;
-};
-
-StompQueue.prototype.get_size = function() {
-    return this.queue.length - this.queue_space;
-};
-
-StompQueue.prototype.is_empty = function() {
-    return (this.queue.length == 0);
-};
-
-StompQueue.prototype.put = function(item) {
-    this.queue.push(item);
-};
-
-StompQueue.prototype.get = function() {
-    var item = undefined;
-
-    if (this.queue.length) {
-        item = this.queue[this.queue_space];
-
-        if (++this.queue_space * 2 >= this.queue.length) {
-            this.queue = this.queue.slice(this.queue_space);
-            this.queue_space = 0;
-        }
-    }
-
-    if (item == undefined)
-        throw new QueueEmpty();
-
-    return item;
-};
-
-StompQueue.prototype.get_oldest_item = function() {
-    var item = undefined;
-
-    if (this.queue.length) {
-        item = this.queue[this.queue_space];
-    }
-    else {
-        throw new QueueEmpty();
-    }
-
-    return item;
-};