[SharedArrayBuffer] Prevent SharedArrayBuffer being used in Web APIs

third_party/WebKit/Source/modules/webaudio/AudioBuffer.h

Index: third_party/WebKit/Source/modules/webaudio/AudioBuffer.h
diff --git a/third_party/WebKit/Source/modules/webaudio/AudioBuffer.h b/third_party/WebKit/Source/modules/webaudio/AudioBuffer.h
index b371a35dd3b45e7504dcffe895b8bc07643dae1b..c585445df4526784cd887aac29cd6957931a7855 100644
--- a/third_party/WebKit/Source/modules/webaudio/AudioBuffer.h
+++ b/third_party/WebKit/Source/modules/webaudio/AudioBuffer.h
@@ -31,6 +31,7 @@
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/DOMTypedArray.h"
+#include "core/dom/MaybeShared.h"
 #include "modules/ModulesExport.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
@@ -76,13 +77,17 @@ class MODULES_EXPORT AudioBuffer final : public GarbageCollected<AudioBuffer>,
   unsigned numberOfChannels() const { return m_channels.size(); }
   DOMFloat32Array* getChannelData(unsigned channelIndex, ExceptionState&);
   DOMFloat32Array* getChannelData(unsigned channelIndex);
-  void copyFromChannel(DOMFloat32Array*, long channelNumber, ExceptionState&);
-  void copyFromChannel(DOMFloat32Array*,
+  void copyFromChannel(const MaybeShared<DOMFloat32Array>&,
+                       long channelNumber,
+                       ExceptionState&);
+  void copyFromChannel(const MaybeShared<DOMFloat32Array>&,
                        long channelNumber,
                        unsigned long startInChannel,
                        ExceptionState&);
-  void copyToChannel(DOMFloat32Array*, long channelNumber, ExceptionState&);
-  void copyToChannel(DOMFloat32Array*,
+  void copyToChannel(const MaybeShared<DOMFloat32Array>&,
+                     long channelNumber,
+                     ExceptionState&);
+  void copyToChannel(const MaybeShared<DOMFloat32Array>&,
                      long channelNumber,
                      unsigned long startInChannel,
                      ExceptionState&);