allow disabling of ArrayBuffer neutering

src/objects-inl.h

 // Copyright 2012 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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 6282 matching lines @@
 bool JSArrayBuffer::should_be_freed() {
   return BooleanBit::get(flag(), kShouldBeFreed);
 }
 
 
 void JSArrayBuffer::set_should_be_freed(bool value) {
   set_flag(BooleanBit::set(flag(), kShouldBeFreed, value));
 }
 
 
+bool JSArrayBuffer::is_neuterable() {
+  return BooleanBit::get(flag(), kIsNeuterableBit);
+}
+
+
+void JSArrayBuffer::set_is_neuterable(bool value) {
+  set_flag(BooleanBit::set(flag(), kIsNeuterableBit, value));
+}
+
+
 ACCESSORS(JSArrayBuffer, weak_next, Object, kWeakNextOffset)
 ACCESSORS(JSArrayBuffer, weak_first_view, Object, kWeakFirstViewOffset)
 
 
 ACCESSORS(JSArrayBufferView, buffer, Object, kBufferOffset)
 ACCESSORS(JSArrayBufferView, byte_offset, Object, kByteOffsetOffset)
 ACCESSORS(JSArrayBufferView, byte_length, Object, kByteLengthOffset)
 ACCESSORS(JSArrayBufferView, weak_next, Object, kWeakNextOffset)
 ACCESSORS(JSTypedArray, length, Object, kLengthOffset)
 
@@ skipping 965 matching lines @@
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_