Fix WebAssembly target after r309911.

llvm-svn: 309922
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.h b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.h
index 52a2ef7..2248495 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.h
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.h
@@ -28,8 +28,9 @@
 public:
   WebAssemblyTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
                            StringRef FS, const TargetOptions &Options,
-                           Optional<Reloc::Model> RM, CodeModel::Model CM,
-                           CodeGenOpt::Level OL);
+                           Optional<Reloc::Model> RM,
+                           Optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
+                           bool JIT);
 
   ~WebAssemblyTargetMachine() override;
   const WebAssemblySubtarget *