[SharedArrayBuffer] Prevent SharedArrayBuffer being used in Web APIs

third_party/WebKit/Source/modules/encoding/TextEncoder.h

Index: third_party/WebKit/Source/modules/encoding/TextEncoder.h
diff --git a/third_party/WebKit/Source/modules/encoding/TextEncoder.h b/third_party/WebKit/Source/modules/encoding/TextEncoder.h
index 500e5a61f6d4d223dcdc66f06aa56c52e25ab70e..c34ab239f27cf9bf75254cb66d25d3aa2cba06b0 100644
--- a/third_party/WebKit/Source/modules/encoding/TextEncoder.h
+++ b/third_party/WebKit/Source/modules/encoding/TextEncoder.h
@@ -31,13 +31,14 @@
 #ifndef TextEncoder_h
 #define TextEncoder_h
 
+#include <memory>
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/DOMTypedArray.h"
+#include "core/dom/NotShared.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/TextCodec.h"
 #include "wtf/text/TextEncoding.h"
 #include "wtf/text/WTFString.h"
-#include <memory>
 
 namespace blink {
 
@@ -54,7 +55,7 @@ class TextEncoder final : public GarbageCollectedFinalized<TextEncoder>,
 
   // Implement the IDL
   String encoding() const;
-  DOMUint8Array* encode(const String&);
+  NotShared<DOMUint8Array> encode(const String&);
 
   DEFINE_INLINE_TRACE() {}