Remove support for malloc'd typed arrays

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 1585 matching lines @@
 #undef INSTALL_NATIVE_FUNCTIONS_FOR
 }
 
 
 template <typename Data>
 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 should_be_freed = false;
-  if (data == NULL) {
-    data = reinterpret_cast<Data*>(malloc(byte_length));
-    should_be_freed = true;
+  bool is_external = data != nullptr;
+  if (!is_external) {
+    data = reinterpret_cast<Data*>(
+        V8::ArrayBufferAllocator()->Allocate(byte_length));
   }
-  Runtime::SetupArrayBuffer(isolate, buffer, true, data, byte_length);
-  buffer->set_should_be_freed(should_be_freed);
+  Runtime::SetupArrayBuffer(isolate, buffer, 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,
                                            DONT_DELETE).Assert();
   return data;
 }
@@ skipping 1337 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 } }  // namespace v8::internal