Oops, calling {Producer,Consumer}CloseImplNoLock() isn't the same as calling {Producer,Consumer}Clo…

mojo/edk/system/data_pipe.h

Index: mojo/edk/system/data_pipe.h
diff --git a/mojo/edk/system/data_pipe.h b/mojo/edk/system/data_pipe.h
index 39954d486e494160ec098ffa02c6044e9e1d0b8d..585893eb096064eef13bcc9a86f89ade6bb11ae4 100644
--- a/mojo/edk/system/data_pipe.h
+++ b/mojo/edk/system/data_pipe.h
@@ -116,6 +116,9 @@ class MOJO_SYSTEM_IMPL_EXPORT DataPipe
   friend class base::RefCountedThreadSafe<DataPipe>;
   virtual ~DataPipe();
 
+  void ProducerCloseNoLock();
+  void ConsumerCloseNoLock();
+
   virtual void ProducerCloseImplNoLock() = 0;
   // |num_bytes.Get()| will be a nonzero multiple of |element_num_bytes_|.
   virtual MojoResult ProducerWriteDataImplNoLock(