[PM] Port WholeProgramDevirt to the new pass manager.

llvm-svn: 272721
diff --git a/llvm/lib/Transforms/IPO/WholeProgramDevirt.cpp b/llvm/lib/Transforms/IPO/WholeProgramDevirt.cpp
index 315de83..4a80e4f 100644
--- a/llvm/lib/Transforms/IPO/WholeProgramDevirt.cpp
+++ b/llvm/lib/Transforms/IPO/WholeProgramDevirt.cpp
@@ -280,6 +280,12 @@
   return new WholeProgramDevirt;
 }
 
+PreservedAnalyses WholeProgramDevirtPass::run(Module &M) {
+  if (!DevirtModule(M).run())
+    return PreservedAnalyses::all();
+  return PreservedAnalyses::none();
+}
+
 void DevirtModule::buildBitSets(
     std::vector<VTableBits> &Bits,
     DenseMap<Metadata *, std::set<BitSetInfo>> &BitSets) {