Deprecating injection of event log into GoogCC factory.

Bug: webrtc:9883
Change-Id: I6087b4a0a2c934e6a9ab435fffaf2eb1fc2a29e4
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/134644
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27824}
diff --git a/rtc_tools/event_log_visualizer/log_simulation.cc b/rtc_tools/event_log_visualizer/log_simulation.cc
index 1595e35..818775d 100644
--- a/rtc_tools/event_log_visualizer/log_simulation.cc
+++ b/rtc_tools/event_log_visualizer/log_simulation.cc
@@ -35,6 +35,7 @@
     config.constraints.at_time = to_time;
     config.constraints.min_data_rate = DataRate::kbps(30);
     config.constraints.starting_rate = DataRate::kbps(300);
+    config.event_log = &null_event_log_;
     controller_ = factory_->Create(config);
   }
   if (last_process_.IsInfinite() ||