| Index: tools/grit/grit/format/resource_map.py | 
| diff --git a/tools/grit/grit/format/resource_map.py b/tools/grit/grit/format/resource_map.py | 
| index 5ae135b4fab4f779b5bf82eeb576ea55e50b96f6..4527af8d37173fbe14d6a3f842796cbe3d8804b8 100644 | 
| --- a/tools/grit/grit/format/resource_map.py | 
| +++ b/tools/grit/grit/format/resource_map.py | 
| @@ -49,10 +49,14 @@ class HeaderTopLevel(interface.ItemFormatter): | 
|  | 
| #include <stddef.h> | 
|  | 
| +#ifndef GRIT_RESOURCE_MAP_STRUCT_ | 
| +#define GRIT_RESOURCE_MAP_STRUCT_ | 
| struct GritResourceMap { | 
| const char* const name; | 
| int value; | 
| }; | 
| +#endif // GRIT_RESOURCE_MAP_STRUCT_ | 
| + | 
| extern const GritResourceMap %(map_name)s[]; | 
| extern const size_t %(map_name)sSize; | 
| ''' % { 'year': util.GetCurrentYear(), | 
|  |