[llvm] [nfc] Improve testability of PGOInstrumentationGen (PR #104490)

[Mircea Trofin via llvm-commits]

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@@ -56,12 +56,14 @@ class PGOInstrumentationGenCreateVar
 /// The instrumentation (profile-instr-gen) pass for IR based PGO.
 class PGOInstrumentationGen : public PassInfoMixin<PGOInstrumentationGen> {
 public:
-  PGOInstrumentationGen(bool IsCS = false) : IsCS(IsCS) {}
+  PGOInstrumentationGen(bool IsCS = false, bool IsCtxProf = false)
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mtrofin wrote:

good point. done.

https://github.com/llvm/llvm-project/pull/104490