1 files changed, 8 insertions, 6 deletions
diff --git a/deps/v8/src/objects/maybe-object.h b/deps/v8/src/objects/maybe-object.h
index 0d8751b652..84c8538224 100644
--- a/deps/v8/src/objects/maybe-object.h
+++ b/deps/v8/src/objects/maybe-object.h
@@ -7,12 +7,14 @@
 
 #include "include/v8.h"
 #include "src/globals.h"
+#include "src/objects.h"
 
 namespace v8 {
 namespace internal {
 
 class HeapObject;
 class Smi;
+class StringStream;
 
 // A MaybeObject is either a SMI, a strong reference to a HeapObject, a weak
 // reference to a HeapObject, or a cleared weak reference. It's used for
@@ -23,19 +25,19 @@ class MaybeObject {
   inline bool ToSmi(Smi** value);
   inline Smi* ToSmi();
 
-  bool IsClearedWeakHeapObject() {
+  bool IsClearedWeakHeapObject() const {
     return ::v8::internal::IsClearedWeakHeapObject(this);
   }
 
-  inline bool IsStrongOrWeakHeapObject();
+  inline bool IsStrongOrWeakHeapObject() const;
   inline bool ToStrongOrWeakHeapObject(HeapObject** result);
   inline bool ToStrongOrWeakHeapObject(HeapObject** result,
                                        HeapObjectReferenceType* reference_type);
-  inline bool IsStrongHeapObject();
+  inline bool IsStrongHeapObject() const;
   inline bool ToStrongHeapObject(HeapObject** result);
   inline HeapObject* ToStrongHeapObject();
-  inline bool IsWeakHeapObject();
-  inline bool IsWeakOrClearedHeapObject();
+  inline bool IsWeakHeapObject() const;
+  inline bool IsWeakOrClearedHeapObject() const;
   inline bool ToWeakHeapObject(HeapObject** result);
   inline HeapObject* ToWeakHeapObject();
 
@@ -43,7 +45,7 @@ class MaybeObject {
   inline HeapObject* GetHeapObject();
   inline Object* GetHeapObjectOrSmi();
 
-  inline bool IsObject();
+  inline bool IsObject() const;
   inline Object* ToObject();
 
   static MaybeObject* FromSmi(Smi* smi) {