Revert "Enable using a custom NetEqFactory in simulations"

This reverts commit 2a11b2451a4068746fa0c55fa210efd4a15e4423.

Reason for revert: Causes b/147826709

Original change's description:
> Enable using a custom NetEqFactory in simulations
> 
> Bug: webrtc:11005
> Change-Id: I8a15f77953cbd3c29a75c7cfc77f926b138994b9
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/165580
> Commit-Queue: Ivo Creusen <ivoc@webrtc.org>
> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#30286}

TBR=kwiberg@webrtc.org,ivoc@webrtc.org

Change-Id: I14a0bd6ad2a90f1686b8b1a78f18aea9325871fe
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: webrtc:11005
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/166403
Reviewed-by: Qingsi Wang <qingsi@webrtc.org>
Commit-Queue: Sandeep Siddhartha <sansid@google.com>
Cr-Commit-Position: refs/heads/master@{#30288}
diff --git a/rtc_tools/rtc_event_log_visualizer/analyzer.cc b/rtc_tools/rtc_event_log_visualizer/analyzer.cc
index 59b96e4..8d889f7 100644
--- a/rtc_tools/rtc_event_log_visualizer/analyzer.cc
+++ b/rtc_tools/rtc_event_log_visualizer/analyzer.cc
@@ -1934,9 +1934,8 @@
   callbacks.post_insert_packet = neteq_stats_getter->delay_analyzer();
   callbacks.get_audio_callback = neteq_stats_getter.get();
 
-  test::NetEqTest test(config, decoder_factory, codecs, /*text_log=*/nullptr,
-                       /*factory=*/nullptr, std::move(input), std::move(output),
-                       callbacks);
+  test::NetEqTest test(config, decoder_factory, codecs, nullptr,
+                       std::move(input), std::move(output), callbacks);
   test.Run();
   return neteq_stats_getter;
 }