Fix NameError bug: s/Devirtualizer/SpeculativeDevirtualizer/

Author: practicalswift

utils/pass-pipeline/src/passes.py

@@ -18,7 +18,7 @@
 DeadFunctionElimination = Pass('DeadFunctionElimination')
 DeadObjectElimination = Pass('DeadObjectElimination')
 DefiniteInitialization = Pass('DefiniteInitialization')
-Devirtualizer = Pass('SpeculativeDevirtualizer')
+SpeculativeDevirtualizer = Pass('SpeculativeDevirtualizer')
 DiagnoseUnreachable = Pass('DiagnoseUnreachable')
 DiagnosticConstantPropagation = Pass('DiagnosticConstantPropagation')
 EarlyInliner = Pass('EarlyInliner')