| Index: base/trace_event/heap_profiler_heap_dump_writer.h
 | 
| diff --git a/base/trace_event/heap_profiler_heap_dump_writer.h b/base/trace_event/heap_profiler_heap_dump_writer.h
 | 
| index 71377cc5443938610de427ee4a20eb0130e9d0b9..41f5488e35896ca31545e3bd0f4749a32a79a540 100644
 | 
| --- a/base/trace_event/heap_profiler_heap_dump_writer.h
 | 
| +++ b/base/trace_event/heap_profiler_heap_dump_writer.h
 | 
| @@ -5,6 +5,8 @@
 | 
|  #ifndef BASE_TRACE_EVENT_HEAP_PROFILER_HEAP_DUMP_WRITER_H_
 | 
|  #define BASE_TRACE_EVENT_HEAP_PROFILER_HEAP_DUMP_WRITER_H_
 | 
|  
 | 
| +#include <stddef.h>
 | 
| +
 | 
|  #include <set>
 | 
|  
 | 
|  #include "base/base_export.h"
 | 
| 
 |