diff --git a/runtime/vm/compiler/stub_code_compiler.cc b/runtime/vm/compiler/stub_code_compiler.cc
index 86230d62ace..7279c73e467 100644
--- a/runtime/vm/compiler/stub_code_compiler.cc
+++ b/runtime/vm/compiler/stub_code_compiler.cc
@@ -679,9 +679,6 @@ static void BuildInstantiateTypeParameterStub(Assembler* assembler,
                              InstantiateTypeABI::kResultTypeReg);
   }
 
-  __ LoadClassId(InstantiateTypeABI::kScratchReg,
-                 InstantiateTypeABI::kResultTypeReg);
-
   switch (nullability) {
     case Nullability::kNonNullable:
       __ Ret();
diff --git a/runtime/vm/object.cc b/runtime/vm/object.cc
index 6226c853065..0d6b56c8e31 100644
--- a/runtime/vm/object.cc
+++ b/runtime/vm/object.cc
@@ -11513,7 +11513,6 @@ const char* Function::UserVisibleNameCString() const {
   if (FLAG_show_internal_names) {
     return String::Handle(name()).ToCString();
   }
-  is_extension_type_member();
   return String::ScrubName(String::Handle(name()),
                            is_extension_member() || is_extension_type_member());
 }