Fix event warning crash when a listener is removed while dispatching event

components/test_runner/web_frame_test_client.cc

Index: components/test_runner/web_frame_test_client.cc
diff --git a/components/test_runner/web_frame_test_client.cc b/components/test_runner/web_frame_test_client.cc
index 0453c995b04a9defc8890bc688cf947b85db4a9d..54fe96cf4faccaae73e86bd9adddfdc1e19a02f6 100644
--- a/components/test_runner/web_frame_test_client.cc
+++ b/components/test_runner/web_frame_test_client.cc
@@ -663,6 +663,8 @@ void WebFrameTestClient::didAddMessageToConsole(
     const blink::WebString& source_name,
     unsigned source_line,
     const blink::WebString& stack_trace) {
+  if (!test_runner_->ShouldDumpConsoleMessages())
+    return;
   std::string level;
   switch (message.level) {
     case blink::WebConsoleMessage::LevelDebug: