Revert of [SharedArrayBuffer] Prevent SharedArrayBuffer being used in Web APIs

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

 /*
  * Copyright (C) 2010, 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 407 matching lines @@
               ExceptionMessages::kInclusiveBound));
       return;
     }
 
     Output(0).SetNumberOfChannels(number_of_channels);
 
     source_channels_ = WrapArrayUnique(new const float*[number_of_channels]);
     destination_channels_ = WrapArrayUnique(new float*[number_of_channels]);
 
     for (unsigned i = 0; i < number_of_channels; ++i)
-      source_channels_[i] = buffer->getChannelData(i).View()->Data();
+      source_channels_[i] = buffer->getChannelData(i)->Data();
 
     // If this is a grain (as set by a previous call to start()), validate the
     // grain parameters now since it wasn't validated when start was called
     // (because there was no buffer then).
     if (is_grain_)
       ClampGrainParameters(buffer);
   }
 
   virtual_read_index_ = 0;
   buffer_ = buffer;
@@ skipping 322 matching lines @@
 
 void AudioBufferSourceNode::start(double when,
                                   double grain_offset,
                                   double grain_duration,
                                   ExceptionState& exception_state) {
   GetAudioBufferSourceHandler().Start(when, grain_offset, grain_duration,
                                       exception_state);
 }
 
 }  // namespace blink