[llvm] [llvm-profgen] Remove temporary perf script files (PR #86668)

[via llvm-commits]

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@@ -375,6 +376,9 @@ PerfScriptReader::convertPerfDataToTrace(ProfiledBinary *Binary,
                                           StringRef(ErrorFile)};    // Stderr
   sys::ExecuteAndWait(PerfPath, ScriptMMapArgs, std::nullopt, Redirects);
 
+  PerfScriptReader::markTempFile(PerfTraceFile);
+  PerfScriptReader::markTempFile(ErrorFile);
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WenleiHe wrote:

I meant to suggest combing "createUniquePath" and "markTempFile" into a single helper, so people won't create a temp file and forget to mark it as temp.. 

https://github.com/llvm/llvm-project/pull/86668