Move runtime helper for JSArrayBuffer onto objects.

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/utils/random-number-generator.h"
 #include "src/code-stubs.h"
@@ skipping 1689 matching lines @@
 Data* SetBuiltinTypedArray(Isolate* isolate, Handle<JSBuiltinsObject> builtins,
                            ExternalArrayType type, Data* data,
                            size_t num_elements, const char* name) {
   size_t byte_length = num_elements * sizeof(*data);
   Handle<JSArrayBuffer> buffer = isolate->factory()->NewJSArrayBuffer();
   bool is_external = data != nullptr;
   if (!is_external) {
     data = reinterpret_cast<Data*>(
         isolate->array_buffer_allocator()->Allocate(byte_length));
   }
-  Runtime::SetupArrayBuffer(isolate, buffer, is_external, data, byte_length);
+  JSArrayBuffer::Setup(buffer, isolate, is_external, data, byte_length);
 
   Handle<JSTypedArray> typed_array =
       isolate->factory()->NewJSTypedArray(type, buffer, 0, num_elements);
   Handle<String> name_string = isolate->factory()->InternalizeUtf8String(name);
   // Reset property cell type before (re)initializing.
   JSBuiltinsObject::InvalidatePropertyCell(builtins, name_string);
   JSObject::SetOwnPropertyIgnoreAttributes(builtins, name_string, typed_array,
                                            FROZEN)
       .Assert();
   return data;
@@ skipping 1460 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8