[SharedArrayBuffer] Prevent SharedArrayBuffer being used in Web APIs

third_party/WebKit/Source/modules/websockets/DOMWebSocket.cpp

Index: third_party/WebKit/Source/modules/websockets/DOMWebSocket.cpp
diff --git a/third_party/WebKit/Source/modules/websockets/DOMWebSocket.cpp b/third_party/WebKit/Source/modules/websockets/DOMWebSocket.cpp
index 90e01f09addf38b62314f61d5422225943e64a93..6d0a7ec73cdd4b9d0b0875b566c301ddc0aa3b9f 100644
--- a/third_party/WebKit/Source/modules/websockets/DOMWebSocket.cpp
+++ b/third_party/WebKit/Source/modules/websockets/DOMWebSocket.cpp
@@ -477,26 +477,27 @@ void DOMWebSocket::send(DOMArrayBuffer* binaryData,
   m_channel->send(*binaryData, 0, binaryData->byteLength());
 }
 
-void DOMWebSocket::send(DOMArrayBufferView* arrayBufferView,
+void DOMWebSocket::send(const NotShared<DOMArrayBufferView>& arrayBufferView,
                         ExceptionState& exceptionState) {
   NETWORK_DVLOG(1) << "WebSocket " << this << " send() Sending ArrayBufferView "
-                   << arrayBufferView;
-  DCHECK(arrayBufferView);
+                   << arrayBufferView.view();
+  DCHECK(arrayBufferView.view());
   if (m_state == kConnecting) {
     setInvalidStateErrorForSendMethod(exceptionState);
     return;
   }
   if (m_state == kClosing || m_state == kClosed) {
-    updateBufferedAmountAfterClose(arrayBufferView->byteLength());
+    updateBufferedAmountAfterClose(arrayBufferView.view()->byteLength());
     return;
   }
   recordSendTypeHistogram(WebSocketSendTypeArrayBufferView);
   recordSendMessageSizeHistogram(WebSocketSendTypeArrayBufferView,
-                                 arrayBufferView->byteLength());
+                                 arrayBufferView.view()->byteLength());
   DCHECK(m_channel);
-  m_bufferedAmount += arrayBufferView->byteLength();
-  m_channel->send(*arrayBufferView->buffer(), arrayBufferView->byteOffset(),
-                  arrayBufferView->byteLength());
+  m_bufferedAmount += arrayBufferView.view()->byteLength();
+  m_channel->send(*arrayBufferView.view()->buffer(),
+                  arrayBufferView.view()->byteOffset(),
+                  arrayBufferView.view()->byteLength());
 }
 
 void DOMWebSocket::send(Blob* binaryData, ExceptionState& exceptionState) {