[Builtins] Provide a code-stub impl. of Array.prototype.map

src/bootstrapper.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/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/base/ieee754.h"
 #include "src/code-stubs.h"
@@ skipping 3696 matching lines @@
       isolate->builtins()->builtin(builtin_name));
   Handle<JSFunction>::cast(function)->shared()->set_code(
       isolate->builtins()->builtin(builtin_name));
 }
 
 void Genesis::InitializeGlobal_experimental_fast_array_builtins() {
   if (!FLAG_experimental_fast_array_builtins) return;
 
   // Insert experimental fast array builtins here.
   InstallOneBuiltinFunction("Array", "filter", Builtins::kArrayFilter);
+  InstallOneBuiltinFunction("Array", "map", Builtins::kArrayMap);
 }
 
 void Genesis::InitializeGlobal_harmony_sharedarraybuffer() {
   if (!FLAG_harmony_sharedarraybuffer) return;
 
   Handle<JSGlobalObject> global(native_context()->global_object());
   Isolate* isolate = global->GetIsolate();
   Factory* factory = isolate->factory();
 
   Handle<JSFunction> shared_array_buffer_fun =
@@ skipping 1368 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8