[promises] Remove PromiseRejectEvent

src/runtime/runtime-promise.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/runtime/runtime-utils.h"
 
 #include "src/debug/debug.h"
 #include "src/elements.h"
 
 namespace v8 {
@@ skipping 10 matching lines @@
   Handle<Symbol> key = isolate->factory()->promise_has_handler_symbol();
   // Do not report if we actually have a handler.
   if (JSReceiver::GetDataProperty(promise, key)->IsUndefined(isolate)) {
     isolate->ReportPromiseReject(Handle<JSObject>::cast(promise), value,
                                  v8::kPromiseRejectWithNoHandler);
   }
 }
 
 }  // namespace
 
-RUNTIME_FUNCTION(Runtime_PromiseRejectEvent) {
-  DCHECK(args.length() == 3);
-  HandleScope scope(isolate);
-  CONVERT_ARG_HANDLE_CHECKED(JSObject, promise, 0);
-  CONVERT_ARG_HANDLE_CHECKED(Object, value, 1);
-  CONVERT_BOOLEAN_ARG_CHECKED(debug_event, 2);
-
-  PromiseRejectEvent(isolate, promise, promise, value, debug_event);
-  return isolate->heap()->undefined_value();
-}
-
 RUNTIME_FUNCTION(Runtime_PromiseRejectEventFromStack) {
   DCHECK(args.length() == 2);
   HandleScope scope(isolate);
   CONVERT_ARG_HANDLE_CHECKED(JSObject, promise, 0);
   CONVERT_ARG_HANDLE_CHECKED(Object, value, 1);
 
   Handle<Object> rejected_promise = promise;
   if (isolate->debug()->is_active()) {
     // If the Promise.reject call is caught, then this will return
     // undefined, which will be interpreted by PromiseRejectEvent
@@ skipping 133 matching lines @@
 
 RUNTIME_FUNCTION(Runtime_RunMicrotasks) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 0);
   isolate->RunMicrotasks();
   return isolate->heap()->undefined_value();
 }
 
 }  // namespace internal
 }  // namespace v8