Additional DCHECKs when accessing SharedArrayBuffer

third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp

Index: third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp
diff --git a/third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp b/third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp
index 484e348e148d222b923d0556a8e8bfa92723abcf..78e13d9579c5dd1b5736c29be6c6046c1a9d274a 100644
--- a/third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp
+++ b/third_party/WebKit/Source/core/dom/DOMSharedArrayBuffer.cpp
@@ -15,7 +15,7 @@ v8::Local<v8::Object> DOMSharedArrayBuffer::wrap(
 
   const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo();
   v8::Local<v8::Object> wrapper =
-      v8::SharedArrayBuffer::New(isolate, data(), byteLength());
+      v8::SharedArrayBuffer::New(isolate, buffer()->dataShared(), byteLength());
 
   return associateWithWrapper(isolate, wrapperTypeInfo, wrapper);
 }