From c8e202f3fcdf131115dac7ddc6778a7e4f80b7fe Mon Sep 17 00:00:00 2001
From: Artem Titov <titovartem@webrtc.org>
Date: Mon, 27 Aug 2018 14:59:29 +0200
Subject: [PATCH] Minor improve od documentation for network simulation.
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Bug: webrtc:9630
Change-Id: I03827b890ab73662117864c16c59f15a9ae3aac8
Reviewed-on: https://webrtc-review.googlesource.com/96200
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24453}
---
 api/test/simulated_network.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/api/test/simulated_network.h b/api/test/simulated_network.h
index 132ebefe38..ed5fd83c2d 100644
--- a/api/test/simulated_network.h
+++ b/api/test/simulated_network.h
@@ -73,6 +73,8 @@ class NetworkSimulationInterface {
   // Retrieves all packets that should be delivered by the given receive time.
   virtual std::vector<PacketDeliveryInfo> DequeueDeliverablePackets(
       int64_t receive_time_us) = 0;
+  // Returns time in microseconds when caller should call
+  // DequeueDeliverablePackets to get next set of packets to deliver.
   virtual absl::optional<int64_t> NextDeliveryTimeUs() const = 0;
   virtual ~NetworkSimulationInterface() = default;
 };