From 571e130ce25e3e142a8f7b8180b8a7a2a5120467 Mon Sep 17 00:00:00 2001
From: Bjorn Terelius <terelius@webrtc.org>
Date: Tue, 9 Jun 2020 10:29:09 +0200
Subject: [PATCH] Fix nondeterministic behavior in rtc_event_log_visualizer
 caused by uninitialized variables.
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Bug: webrtc:11566
Change-Id: I10dcb84c8e7e231fe24dc322a0359742dded05bb
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/176515
Commit-Queue: Björn Terelius <terelius@webrtc.org>
Reviewed-by: Andrey Logvin <landrey@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#31471}
---
 rtc_tools/rtc_event_log_visualizer/analyzer.cc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/rtc_tools/rtc_event_log_visualizer/analyzer.cc b/rtc_tools/rtc_event_log_visualizer/analyzer.cc
index cb270c1a96..287fbe2eb8 100644
--- a/rtc_tools/rtc_event_log_visualizer/analyzer.cc
+++ b/rtc_tools/rtc_event_log_visualizer/analyzer.cc
@@ -1469,8 +1469,10 @@ void EventLogAnalyzer::CreateReceiveSideBweSimulationGraph(Plot* plot) {
     }
 
    private:
-    uint32_t last_bitrate_bps_;
-    bool bitrate_updated_;
+    // We don't know the start bitrate, but assume that it is the default 300
+    // kbps.
+    uint32_t last_bitrate_bps_ = 300000;
+    bool bitrate_updated_ = false;
   };
 
   std::multimap<int64_t, const RtpPacketType*> incoming_rtp;