| Index: mojo/edk/test/mojo_test_base.h | 
| diff --git a/mojo/edk/test/mojo_test_base.h b/mojo/edk/test/mojo_test_base.h | 
| index 1dcadf1898b018c18e89bbe9ceb9a6163fbb7764..0bae23878405a297204bd57b385ab7d2f2bb904e 100644 | 
| --- a/mojo/edk/test/mojo_test_base.h | 
| +++ b/mojo/edk/test/mojo_test_base.h | 
| @@ -115,7 +115,7 @@ class MojoTestBase : public testing::Test { | 
| static MojoHandle CreateBuffer(uint64_t size); | 
|  | 
| // Duplicates a shared buffer to a new handle. | 
| -  static MojoHandle DuplicateBuffer(MojoHandle h); | 
| +  static MojoHandle DuplicateBuffer(MojoHandle h, bool read_only); | 
|  | 
| // Maps a buffer, writes some data into it, and unmaps it. | 
| static void WriteToBuffer(MojoHandle h, | 
|  |