[llvm] Reland "[MLGO][IR2Vec] Integrating IR2Vec with MLInliner (#143479)" (PR #145664)

[Mircea Trofin via llvm-commits]

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@@ -192,7 +208,7 @@ class FunctionPropertiesUpdater {
 
   DominatorTree &getUpdatedDominatorTree(FunctionAnalysisManager &FAM) const;
 
-  DenseSet<const BasicBlock *> Successors;
+  DenseSet<const BasicBlock *> Successors, CallUsers;
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mtrofin wrote:

nit: declare them independently (one per line)

https://github.com/llvm/llvm-project/pull/145664