diff --git a/include/llvm/InitializePasses.h b/include/llvm/InitializePasses.h
index 2617a33e720..d7b06ee451a 100644
--- a/include/llvm/InitializePasses.h
+++ b/include/llvm/InitializePasses.h
@@ -268,7 +268,6 @@ void initializeStripSymbolsPass(PassRegistry&);
 void initializeTailCallElimPass(PassRegistry&);
 void initializeTailDuplicatePassPass(PassRegistry&);
 void initializeTargetPassConfigPass(PassRegistry&);
-void initializeDataLayoutPassPass(PassRegistry &);
 void initializeTargetTransformInfoWrapperPassPass(PassRegistry &);
 void initializeTargetLibraryInfoWrapperPassPass(PassRegistry &);
 void initializeAssumptionCacheTrackerPass(PassRegistry &);