Add support for visualizing event logs without normalizing time.

Bug: webrtc:9299
Change-Id: Icdc4cba14f143cedb7c35347dd9711ab13f975d8
Reviewed-on: https://webrtc-review.googlesource.com/77820
Commit-Queue: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23392}
diff --git a/rtc_tools/event_log_visualizer/plot_base.cc b/rtc_tools/event_log_visualizer/plot_base.cc
index 9a21393..0847cfe 100644
--- a/rtc_tools/event_log_visualizer/plot_base.cc
+++ b/rtc_tools/event_log_visualizer/plot_base.cc
@@ -11,6 +11,7 @@
 #include "rtc_tools/event_log_visualizer/plot_base.h"
 
 #include <algorithm>
+#include <limits>
 
 #include "rtc_base/checks.h"