| Index: third_party/WebKit/Source/modules/webaudio/AudioWorkletGlobalScope.h | 
| diff --git a/third_party/WebKit/Source/modules/webaudio/AudioWorkletGlobalScope.h b/third_party/WebKit/Source/modules/webaudio/AudioWorkletGlobalScope.h | 
| index 2935d973f66e1dfd41c9e490ec3fd86de05a0b5a..40f69e16aadd5523d7b4ee2ab803dc02735bb40e 100644 | 
| --- a/third_party/WebKit/Source/modules/webaudio/AudioWorkletGlobalScope.h | 
| +++ b/third_party/WebKit/Source/modules/webaudio/AudioWorkletGlobalScope.h | 
| @@ -10,6 +10,7 @@ | 
| #include "core/workers/ThreadedWorkletGlobalScope.h" | 
| #include "modules/ModulesExport.h" | 
| #include "platform/bindings/ScriptWrappable.h" | 
| +#include "platform/audio/AudioArray.h" | 
|  | 
| namespace blink { | 
|  | 
| @@ -46,7 +47,8 @@ class MODULES_EXPORT AudioWorkletGlobalScope final | 
| // AudioWorkletProcessor, along with given AudioBuffer from the audio graph. | 
| bool Process(AudioWorkletProcessor*, | 
| AudioBuffer* input_buffer, | 
| -               AudioBuffer* output_buffer); | 
| +               AudioBuffer* output_buffer, | 
| +               HashMap<String, AudioFloatArray*> audio_param_data_map); | 
|  | 
| AudioWorkletProcessorDefinition* FindDefinition(const String& name); | 
|  | 
| @@ -71,6 +73,12 @@ class MODULES_EXPORT AudioWorkletGlobalScope final | 
| ProcessorInstances processor_instances_; | 
| }; | 
|  | 
| +DEFINE_TYPE_CASTS(AudioWorkletGlobalScope, | 
| +                  ExecutionContext, | 
| +                  context, | 
| +                  context->IsAudioWorkletGlobalScope(), | 
| +                  context.IsAudioWorkletGlobalScope()); | 
| + | 
| }  // namespace blink | 
|  | 
| #endif  // AudioWorkletGlobalScope_h | 
|  |