[llvm] [LTO] Introduce helper functions to add GUIDs to ImportList (NFC) (PR #105555)

[Thorsten Schütt via llvm-commits]

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@@ -122,6 +122,33 @@ class FunctionImporter {
   /// Import functions in Module \p M based on the supplied import list.
   Expected<bool> importFunctions(Module &M, const ImportMapTy &ImportList);
 
+  enum AddDefinitionStatus {
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tschuett wrote:

Please prefer `enum class` over `enum`.

https://github.com/llvm/llvm-project/pull/105555