[clang] [Clang-Repl] Add custom function as lambda in launchExecutor and fetch PID of launched executor (PR #147478)

[Vassil Vassilev via cfe-commits]

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@@ -51,31 +51,23 @@ class InterpreterRemoteTest : public InterpreterTestBase {
 
 using Args = std::vector<const char *>;
 
+void removeFilename(int count, llvm::SmallString<256> &Path) {
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vgvassilev wrote:

```suggestion
static void removePathComponent(unsigned N, llvm::SmallString<256> &Path) {
```

https://github.com/llvm/llvm-project/pull/147478