[DO NOT SUBMIT] AudioWorklet FS2a: AudioWorkletThread on OfflineAudioContext

third_party/WebKit/Source/modules/modules.gypi

 {
   'includes': [
     '../core/core_generated.gypi',
     'modules_generated.gypi',
   ],
   'variables': {
     # Experimental hooks for embedder to provide extra IDL and source files.
     #
     # Note: this is not a supported API. If you rely on this, you will be broken
     # from time to time as the code generator changes in backward incompatible
@@ skipping 1624 matching lines @@
       'webaudio/AudioScheduledSourceNode.h',
       'webaudio/AudioSourceNode.h',
       'webaudio/AudioSummingJunction.cpp',
       'webaudio/AudioSummingJunction.h',
       'webaudio/AudioWorklet.cpp',
       'webaudio/AudioWorklet.h',
       'webaudio/AudioWorkletGlobalScope.cpp',
       'webaudio/AudioWorkletGlobalScope.h',
       'webaudio/AudioWorkletProcessorDefinition.cpp',
       'webaudio/AudioWorkletProcessorDefinition.h',
+      'webaudio/AudioWorkletThread.cpp',
+      'webaudio/AudioWorkletThread.h',
+      'webaudio/AudioWorkletThreadStartupData.cpp',
+      'webaudio/AudioWorkletThreadStartupData.h',
       'webaudio/BiquadDSPKernel.cpp',
       'webaudio/BiquadDSPKernel.h',
       'webaudio/BiquadFilterNode.cpp',
       'webaudio/BiquadFilterNode.h',
       'webaudio/BiquadProcessor.cpp',
       'webaudio/BiquadProcessor.h',
       'webaudio/ChannelMergerNode.cpp',
       'webaudio/ChannelMergerNode.h',
       'webaudio/ChannelSplitterNode.cpp',
       'webaudio/ChannelSplitterNode.h',
@@ skipping 376 matching lines @@
       'webaudio/ConvolverNodeTest.cpp',
       'webaudio/DynamicsCompressorNodeTest.cpp',
       'webaudio/ScriptProcessorNodeTest.cpp',
       'webaudio/StereoPannerNodeTest.cpp',
       'webdatabase/QuotaTrackerTest.cpp',
       'websockets/DOMWebSocketTest.cpp',
       'websockets/DocumentWebSocketChannelTest.cpp',
     ],
   },
 }