[SharedArrayBuffer] Prevent SharedArrayBuffer being used in Web APIs

third_party/WebKit/Source/modules/webaudio/BiquadFilterNode.cpp

 /*
  * Copyright (C) 2011, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 154 matching lines @@
 
   DEFINE_STATIC_LOCAL(
       EnumerationHistogram, filter_type_histogram,
       ("WebAudio.BiquadFilter.Type", BiquadProcessor::kAllpass + 1));
   filter_type_histogram.Count(type);
 
   GetBiquadProcessor()->SetType(static_cast<BiquadProcessor::FilterType>(type));
   return true;
 }
 
-void BiquadFilterNode::getFrequencyResponse(const DOMFloat32Array* frequency_hz,
-                                            DOMFloat32Array* mag_response,
-                                            DOMFloat32Array* phase_response) {
+void BiquadFilterNode::getFrequencyResponse(
+    NotShared<const DOMFloat32Array> frequency_hz,
+    NotShared<DOMFloat32Array> mag_response,
+    NotShared<DOMFloat32Array> phase_response) {
   DCHECK(frequency_hz);
   DCHECK(mag_response);
   DCHECK(phase_response);
 
-  int n = std::min(frequency_hz->length(),
-                   std::min(mag_response->length(), phase_response->length()));
-  if (n)
-    GetBiquadProcessor()->GetFrequencyResponse(
-        n, frequency_hz->Data(), mag_response->Data(), phase_response->Data());
+  int n = std::min(
+      frequency_hz.View()->length(),
+      std::min(mag_response.View()->length(), phase_response.View()->length()));
+  if (n) {
+    GetBiquadProcessor()->GetFrequencyResponse(n, frequency_hz.View()->Data(),
+                                               mag_response.View()->Data(),
+                                               phase_response.View()->Data());
+  }
 }
 
 }  // namespace blink