Move IsArgumentsMarker from class MaybeObject to Object.

Since we never need to ask it of a MaybeObject, put it with the other
oddball testers in class Object for consistency.

Review URL: http://codereview.chromium.org/6138004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@6216 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/objects-inl.h

@@ -423,11 +423,6 @@ bool MaybeObject::IsTheHole() {
 }
 
 
-bool MaybeObject::IsArgumentsMarker() {
-  return this == Heap::arguments_marker();
-}
-
-
 Failure* Failure::cast(MaybeObject* obj) {
   ASSERT(HAS_FAILURE_TAG(obj));
   return reinterpret_cast<Failure*>(obj);
@@ -735,6 +730,11 @@ bool Object::IsFalse() {
 }
 
 
+bool Object::IsArgumentsMarker() {
+  return this == Heap::arguments_marker();
+}
+
+
 double Object::Number() {
   ASSERT(IsNumber());
   return IsSmi()

src/objects.h

@@ -593,7 +593,6 @@ class MaybeObject BASE_EMBEDDED {
   inline bool IsOutOfMemory();
   inline bool IsException();
   INLINE(bool IsTheHole());
-  INLINE(bool IsArgumentsMarker());
   inline bool ToObject(Object** obj) {
     if (IsFailure()) return false;
     *obj = reinterpret_cast<Object*>(this);
@@ -710,6 +709,7 @@ class Object : public MaybeObject {
   INLINE(bool IsNull());
   INLINE(bool IsTrue());
   INLINE(bool IsFalse());
+  inline bool IsArgumentsMarker();
 
   // Extract the number.
   inline double Number();