Revert "Merge pull request #80224 from glessard/revert-79789-custom-executors"

This reverts commit 06f6358067, reversing
changes made to 033f6679e8.

lib/Frontend/CompilerInvocation.cpp

@@ -1364,6 +1364,12 @@ static bool ParseLangArgs(LangOptions &Opts, ArgList &Args,
     Opts.enableFeature(Feature::RegionBasedIsolation);
   }
 
+  // Get the executor factory name
+  if (const Arg *A = Args.getLastArg(OPT_executor_factory)) {
+    printf("Got executor-factory option\n");
+    Opts.ExecutorFactory = A->getValue();
+  }
+
   Opts.WarnImplicitOverrides =
     Args.hasArg(OPT_warn_implicit_overrides);