| Index: Source/core/streams/UnderlyingSource.h
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| diff --git a/Source/core/streams/UnderlyingSource.h b/Source/core/streams/UnderlyingSource.h
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| index 891ec0813055abd17d1069bc943341e72cf9ce3b..14b9d843bf50c152a732cca8bbb0d64341c70d49 100644
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| --- a/Source/core/streams/UnderlyingSource.h
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| +++ b/Source/core/streams/UnderlyingSource.h
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| @@ -7,13 +7,14 @@
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|  
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|  #include "bindings/core/v8/ScriptPromise.h"
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|  #include "bindings/core/v8/ScriptValue.h"
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| +#include "core/CoreExport.h"
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|  #include "platform/heap/Heap.h"
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|  
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|  namespace blink {
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|  
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|  class ScriptState;
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|  
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| -class UnderlyingSource : public GarbageCollectedMixin {
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| +class CORE_EXPORT UnderlyingSource : public GarbageCollectedMixin {
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|  public:
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|      virtual ~UnderlyingSource() { }
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|  
 | 
| 
 |