Revert of Add BWE plot to event log analyzer.

webrtc/tools/event_log_visualizer/plot_python.cc

Index: webrtc/tools/event_log_visualizer/plot_python.cc
diff --git a/webrtc/tools/event_log_visualizer/plot_python.cc b/webrtc/tools/event_log_visualizer/plot_python.cc
index 211d33679cb24b737078be8bda47e1c362d069db..916bc2e6a61451359e1e3cff6b746ac6d98d7b53 100644
--- a/webrtc/tools/event_log_visualizer/plot_python.cc
+++ b/webrtc/tools/event_log_visualizer/plot_python.cc
@@ -11,7 +11,6 @@
 #include "webrtc/tools/event_log_visualizer/plot_python.h"
 
 #include <stdio.h>
-#include <memory>
 
 namespace webrtc {
 namespace plotting {
@@ -59,11 +58,6 @@
       } else if (series[i].style == LINE_GRAPH) {
         printf("plt.plot(x%zu, y%zu, color=rgb_colors[%zu], label=\'%s\')\n", i,
                i, i, series[i].label.c_str());
-      } else if (series[i].style == LINE_DOT_GRAPH) {
-        printf(
-            "plt.plot(x%zu, y%zu, color=rgb_colors[%zu], label=\'%s\', "
-            "marker='.')\n",
-            i, i, i, series[i].label.c_str());
       } else {
         printf("raise Exception(\"Unknown graph type\")\n");
       }