report: use triggerReport() to handle signals

This commit uses the triggerReport() binding to handle
signals and removes the custom onUserSignal() function.

PR-URL: #26386
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/internal/process/report.js

@@ -104,7 +104,7 @@ const report = {
 function handleSignal(signo) {
   if (typeof signo !== 'string')
     signo = config.signal;
-  nr.onUserSignal(signo);
+  nr.triggerReport(signo, 'Signal', null, '');
 }
 
 module.exports = {

src/node_report.cc

@@ -377,7 +377,7 @@ static void PrintJavaScriptStack(JSONWriter* writer,
 
   std::string ss;
   if ((!strcmp(location, "OnFatalError")) ||
-      (!strcmp(location, "OnUserSignal"))) {
+      (!strcmp(location, "Signal"))) {
     ss = "No stack.\nUnavailable.\n";
   } else {
     String::Utf8Value sv(isolate, stackstr);

src/node_report_module.cc

@@ -75,18 +75,6 @@ void GetReport(const FunctionCallbackInfo<Value>& info) {
                                 .ToLocalChecked());
 }
 
-// Signal handler for report action, called from JS land (util.js)
-void OnUserSignal(const FunctionCallbackInfo<Value>& info) {
-  Environment* env = Environment::GetCurrent(info);
-  Isolate* isolate = env->isolate();
-  CHECK(info[0]->IsString());
-  Local<String> str = info[0].As<String>();
-  String::Utf8Value value(isolate, str);
-  std::string filename;
-  TriggerNodeReport(
-      isolate, env, *value, __func__, filename, info[0].As<String>());
-}
-
 // A method to sync up data elements in the JS land with its
 // corresponding elements in the C++ world. Required because
 // (i) the tunables are first intercepted through the CLI but
@@ -219,7 +207,6 @@ static void Initialize(Local<Object> exports,
   std::shared_ptr<PerIsolateOptions> options = env->isolate_data()->options();
   env->SetMethod(exports, "triggerReport", TriggerReport);
   env->SetMethod(exports, "getReport", GetReport);
-  env->SetMethod(exports, "onUserSignal", OnUserSignal);
   env->SetMethod(exports, "syncConfig", SyncConfig);
 }