Replace <= with == to make it clearer the size is always a power of two

queue.go

@@ -82,7 +82,7 @@ func (q *Queue) Remove() {
 	q.buf[q.head] = nil
 	q.head = (q.head + 1) % len(q.buf)
 	q.count--
-	if len(q.buf) > minQueueLen && q.count*4 <= len(q.buf) {
+	if len(q.buf) > minQueueLen && q.count*4 == len(q.buf) {
 		q.resize()
 	}
 }