1 files changed, 28 insertions, 0 deletions
diff --git a/deps/v8/src/heap/read-only-heap.cc b/deps/v8/src/heap/read-only-heap.cc
new file mode 100644
index 0000000000..a2c086fc0a
--- /dev/null
+++ b/deps/v8/src/heap/read-only-heap.cc
@@ -0,0 +1,28 @@
+// Copyright 2019 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/heap/read-only-heap.h"
+
+#include "src/heap/spaces.h"
+
+namespace v8 {
+namespace internal {
+
+// static
+ReadOnlyHeap* ReadOnlyHeap::GetOrCreateReadOnlyHeap(Heap* heap) {
+  return new ReadOnlyHeap(new ReadOnlySpace(heap));
+}
+
+void ReadOnlyHeap::MaybeDeserialize(Isolate* isolate,
+                                    ReadOnlyDeserializer* des) {
+  des->DeserializeInto(isolate);
+}
+
+void ReadOnlyHeap::OnHeapTearDown() {
+  delete read_only_space_;
+  delete this;
+}
+
+}  // namespace internal
+}  // namespace v8