Start migrating error message templates to the runtime.

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/v8.h"
 
 #include "src/arguments.h"
 #include "src/bootstrapper.h"
 #include "src/debug.h"
 #include "src/messages.h"
@@ skipping 287 matching lines @@
 
 
 RUNTIME_FUNCTION(Runtime_MessageGetScript) {
   SealHandleScope shs(isolate);
   DCHECK(args.length() == 1);
   CONVERT_ARG_CHECKED(JSMessageObject, message, 0);
   return message->script();
 }
 
 
+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));
+  return *result;
+}
+
+
 RUNTIME_FUNCTION(Runtime_IS_VAR) {
   UNREACHABLE();  // implemented as macro in the parser
   return NULL;
 }
 
 
 RUNTIME_FUNCTION(Runtime_GetFromCache) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 2);
   CONVERT_SMI_ARG_CHECKED(id, 0);
@@ skipping 25 matching lines @@
   return args[0];
 }
 
 
 RUNTIME_FUNCTION(Runtime_HarmonyToString) {
   // TODO(caitp): Delete this runtime method when removing --harmony-tostring
   return isolate->heap()->ToBoolean(FLAG_harmony_tostring);
 }
 }
 }  // namespace v8::internal