1 files changed, 2 insertions, 5 deletions
diff --git a/src/google/protobuf/implicit_weak_message.h b/src/google/protobuf/implicit_weak_message.h
index a822172e..3279bd17 100644
--- a/src/google/protobuf/implicit_weak_message.h
+++ b/src/google/protobuf/implicit_weak_message.h
@@ -50,6 +50,8 @@ class LIBPROTOBUF_EXPORT ImplicitWeakMessage : public MessageLite {
   ImplicitWeakMessage() : arena_(NULL) {}
   explicit ImplicitWeakMessage(Arena* arena) : arena_(arena) {}
 
+  static const ImplicitWeakMessage* default_instance();
+
   string GetTypeName() const { return ""; }
 
   MessageLite* New() const { return new ImplicitWeakMessage; }
@@ -91,9 +93,7 @@ class ImplicitWeakTypeHandler {
  public:
   typedef ImplicitWeakType Type;
   typedef ::google::protobuf::MessageLite WeakType;
-#if LANG_CXX11
   static const bool Moveable = false;
-#endif
 
   // With implicit weak fields, we need separate NewFromPrototype and
   // NewFromPrototypeWeak functions. The former is used when we want to create a
@@ -128,9 +128,6 @@ class ImplicitWeakTypeHandler {
   }
 };
 
-extern ::google::protobuf::internal::ExplicitlyConstructed<ImplicitWeakMessage>
-    implicit_weak_message_default_instance;
-
 }  // namespace internal
 }  // namespace protobuf