[clang][CodeGen] Cleanup missed ShouldLinkFiles definitions (#97115)

Follow up to
2264544

Author: lamb-j

clang/lib/CodeGen/LinkInModulesPass.cpp

@@ -20,8 +20,7 @@
 
 using namespace llvm;
 
-LinkInModulesPass::LinkInModulesPass(clang::BackendConsumer *BC) : BC(BC),
-  ShouldLinkFiles(ShouldLinkFiles) {}
+LinkInModulesPass::LinkInModulesPass(clang::BackendConsumer *BC) : BC(BC) {}
 
 PreservedAnalyses LinkInModulesPass::run(Module &M, ModuleAnalysisManager &AM) {
   if (!BC)

clang/lib/CodeGen/LinkInModulesPass.h

@@ -28,7 +28,6 @@ class Pass;
 /// for use with the legacy pass manager.
 class LinkInModulesPass : public PassInfoMixin<LinkInModulesPass> {
   clang::BackendConsumer *BC;
-  bool ShouldLinkFiles;
 
 public:
   LinkInModulesPass(clang::BackendConsumer *BC);