Remove separate construct stub for new.target users.

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index 0f3ebe0e6726666acba53cb8745366e992aed288..fbe885fe1c948dfb0c6504052a8b01f3d405f349 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -1443,11 +1443,6 @@ Handle<SharedFunctionInfo> Compiler::GetSharedFunctionInfo(
     // first time. It may have already been compiled previously.
     result->set_never_compiled(outer_info->is_first_compile() && lazy);
 
-    if (literal->scope()->new_target_var() != nullptr) {
-      Handle<Code> stub(isolate->builtins()->JSConstructStubNewTarget());
-      result->set_construct_stub(*stub);
-    }
-
     RecordFunctionCompilation(Logger::FUNCTION_TAG, &info, result);
     result->set_allows_lazy_compilation(literal->AllowsLazyCompilation());
     result->set_allows_lazy_compilation_without_context(allow_lazy_without_ctx);