| Index: ppapi/ppapi_sources.gypi | 
| diff --git a/ppapi/ppapi_sources.gypi b/ppapi/ppapi_sources.gypi | 
| index 5ebe710b807ecbc3b5ade42b3ff299b8371b2fcd..85d5ed983dfd1f4169f3921589f62d97fa3291b2 100644 | 
| --- a/ppapi/ppapi_sources.gypi | 
| +++ b/ppapi/ppapi_sources.gypi | 
| @@ -249,6 +249,10 @@ | 
| 'cpp/trusted/file_chooser_trusted.h', | 
| 'cpp/trusted/file_io_trusted.cc', | 
| 'cpp/trusted/file_io_trusted.h', | 
| + | 
| +      # Helper interfaces. | 
| +      'cpp/helper/dev/websocket_api_dev.cc', | 
| +      'cpp/helper/dev/websocket_api_dev.h', | 
| ], | 
| # | 
| # Common Testing source for trusted and untrusted (NaCl) pugins. | 
|  |