Sharing of SharedArrayBuffer via PostMessage transfer

Source/core/dom/DOMDataView.h

Index: Source/core/dom/DOMDataView.h
diff --git a/Source/core/dom/DOMDataView.h b/Source/core/dom/DOMDataView.h
index c081de1d7b01afc54cfffcd3380e4ea2c27dd46a..023b94acffb6bf5af6d77e201cda00188c9fdda3 100644
--- a/Source/core/dom/DOMDataView.h
+++ b/Source/core/dom/DOMDataView.h
@@ -15,7 +15,7 @@ class DOMDataView final : public DOMArrayBufferView {
 public:
     typedef char ValueType;
 
-    static PassRefPtr<DOMDataView> create(PassRefPtr<DOMArrayBuffer>, unsigned byteOffset, unsigned byteLength);
+    static PassRefPtr<DOMDataView> create(PassRefPtr<DOMArrayBufferBase>, unsigned byteOffset, unsigned byteLength);
 
     const DataView* view() const { return static_cast<const DataView*>(DOMArrayBufferView::view()); }
     DataView* view() { return static_cast<DataView*>(DOMArrayBufferView::view()); }
@@ -24,7 +24,7 @@ public:
     virtual v8::Local<v8::Object> associateWithWrapper(v8::Isolate*, const WrapperTypeInfo*, v8::Local<v8::Object> wrapper) override;
 
 private:
-    DOMDataView(PassRefPtr<DataView> dataView, PassRefPtr<DOMArrayBuffer> domArrayBuffer)
+    DOMDataView(PassRefPtr<DataView> dataView, PassRefPtr<DOMArrayBufferBase> domArrayBuffer)
         : DOMArrayBufferView(dataView, domArrayBuffer) { }
 };