Reduce boilerplace for common pattern to return MaybeHandle.

src/runtime/runtime-internal.cc

 // Copyright 2014 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/arguments.h"
 #include "src/ast/prettyprinter.h"
 #include "src/bootstrapper.h"
 #include "src/conversions.h"
@@ skipping 351 matching lines @@
 }
 
 
 RUNTIME_FUNCTION(Runtime_FormatMessageString) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 4);
   CONVERT_INT32_ARG_CHECKED(template_index, 0);
   CONVERT_ARG_HANDLE_CHECKED(String, arg0, 1);
   CONVERT_ARG_HANDLE_CHECKED(String, arg1, 2);
   CONVERT_ARG_HANDLE_CHECKED(String, arg2, 3);
-  Handle<String> result;
-  ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
-      isolate, result,
-      MessageTemplate::FormatMessage(template_index, arg0, arg1, arg2));
   isolate->native_context()->IncrementErrorsThrown();
-  return *result;
+  RETURN_RESULT_OR_FAILURE(isolate, MessageTemplate::FormatMessage(
+                                        template_index, arg0, arg1, arg2));
 }
 
 #define CALLSITE_GET(NAME, RETURN)                                  \
   RUNTIME_FUNCTION(Runtime_CallSite##NAME##RT) {                    \
     HandleScope scope(isolate);                                     \
     DCHECK(args.length() == 1);                                     \
     CONVERT_ARG_HANDLE_CHECKED(JSObject, call_site_obj, 0);         \
     Handle<String> result;                                          \
     CallSite call_site(isolate, call_site_obj);                     \
     RUNTIME_ASSERT(call_site.IsJavaScript() || call_site.IsWasm()); \
@@ skipping 120 matching lines @@
   THROW_NEW_ERROR_RETURN_FAILURE(
       isolate, NewTypeError(MessageTemplate::kDerivedConstructorReturn));
 }
 
 
 // ES6 section 7.3.17 CreateListFromArrayLike (obj)
 RUNTIME_FUNCTION(Runtime_CreateListFromArrayLike) {
   HandleScope scope(isolate);
   DCHECK_EQ(1, args.length());
   CONVERT_ARG_HANDLE_CHECKED(Object, object, 0);
-  Handle<FixedArray> result;
-  ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
-      isolate, result,
-      Object::CreateListFromArrayLike(isolate, object, ElementTypes::kAll));
-  return *result;
+  RETURN_RESULT_OR_FAILURE(isolate, Object::CreateListFromArrayLike(
+                                        isolate, object, ElementTypes::kAll));
 }
 
 
 RUNTIME_FUNCTION(Runtime_IncrementUseCounter) {
   HandleScope scope(isolate);
   DCHECK_EQ(1, args.length());
   CONVERT_SMI_ARG_CHECKED(counter, 0);
   isolate->CountUsage(static_cast<v8::Isolate::UseCounterFeature>(counter));
   return isolate->heap()->undefined_value();
 }
@@ skipping 57 matching lines @@
   DCHECK(args.length() == 0);
   isolate->RunMicrotasks();
   return isolate->heap()->undefined_value();
 }
 
 RUNTIME_FUNCTION(Runtime_OrdinaryHasInstance) {
   HandleScope scope(isolate);
   DCHECK_EQ(2, args.length());
   CONVERT_ARG_HANDLE_CHECKED(Object, callable, 0);
   CONVERT_ARG_HANDLE_CHECKED(Object, object, 1);
-  Handle<Object> result;
-  ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
-      isolate, result, Object::OrdinaryHasInstance(isolate, callable, object));
-  return *result;
+  RETURN_RESULT_OR_FAILURE(
+      isolate, Object::OrdinaryHasInstance(isolate, callable, object));
 }
 
 }  // namespace internal
 }  // namespace v8