Revert of Use instance type in Object::IsErrorObject().

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index da21a32032f9f5ce0633ad1c45051e6b44edad81..f6368981404e2ca79daf9c5e6af5322a7582efdb 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -888,122 +888,121 @@
   V(Primitive)              \
   V(Number)
 
-#define HEAP_OBJECT_TYPE_LIST(V) \
-  V(HeapNumber)                  \
-  V(MutableHeapNumber)           \
-  V(Simd128Value)                \
-  V(Float32x4)                   \
-  V(Int32x4)                     \
-  V(Uint32x4)                    \
-  V(Bool32x4)                    \
-  V(Int16x8)                     \
-  V(Uint16x8)                    \
-  V(Bool16x8)                    \
-  V(Int8x16)                     \
-  V(Uint8x16)                    \
-  V(Bool8x16)                    \
-  V(Name)                        \
-  V(UniqueName)                  \
-  V(String)                      \
-  V(SeqString)                   \
-  V(ExternalString)              \
-  V(ConsString)                  \
-  V(SlicedString)                \
-  V(ExternalTwoByteString)       \
-  V(ExternalOneByteString)       \
-  V(SeqTwoByteString)            \
-  V(SeqOneByteString)            \
-  V(InternalizedString)          \
-  V(Symbol)                      \
-                                 \
-  V(FixedTypedArrayBase)         \
-  V(FixedUint8Array)             \
-  V(FixedInt8Array)              \
-  V(FixedUint16Array)            \
-  V(FixedInt16Array)             \
-  V(FixedUint32Array)            \
-  V(FixedInt32Array)             \
-  V(FixedFloat32Array)           \
-  V(FixedFloat64Array)           \
-  V(FixedUint8ClampedArray)      \
-  V(ByteArray)                   \
-  V(BytecodeArray)               \
-  V(FreeSpace)                   \
-  V(JSReceiver)                  \
-  V(JSObject)                    \
-  V(JSContextExtensionObject)    \
-  V(JSGeneratorObject)           \
-  V(JSModule)                    \
-  V(Map)                         \
-  V(DescriptorArray)             \
-  V(TransitionArray)             \
-  V(LiteralsArray)               \
-  V(TypeFeedbackMetadata)        \
-  V(TypeFeedbackVector)          \
-  V(DeoptimizationInputData)     \
-  V(DeoptimizationOutputData)    \
-  V(DependentCode)               \
-  V(HandlerTable)                \
-  V(FixedArray)                  \
-  V(FixedDoubleArray)            \
-  V(WeakFixedArray)              \
-  V(ArrayList)                   \
-  V(Context)                     \
-  V(ScriptContextTable)          \
-  V(NativeContext)               \
-  V(ScopeInfo)                   \
-  V(JSBoundFunction)             \
-  V(JSFunction)                  \
-  V(Code)                        \
-  V(AbstractCode)                \
-  V(Oddball)                     \
-  V(SharedFunctionInfo)          \
-  V(JSValue)                     \
-  V(JSDate)                      \
-  V(JSMessageObject)             \
-  V(StringWrapper)               \
-  V(Foreign)                     \
-  V(Boolean)                     \
-  V(JSArray)                     \
-  V(JSArrayBuffer)               \
-  V(JSArrayBufferView)           \
-  V(JSTypedArray)                \
-  V(JSDataView)                  \
-  V(JSProxy)                     \
-  V(JSError)                     \
-  V(JSSet)                       \
-  V(JSMap)                       \
-  V(JSSetIterator)               \
-  V(JSMapIterator)               \
-  V(JSWeakCollection)            \
-  V(JSWeakMap)                   \
-  V(JSWeakSet)                   \
-  V(JSRegExp)                    \
-  V(HashTable)                   \
-  V(Dictionary)                  \
-  V(StringTable)                 \
-  V(StringSet)                   \
-  V(NormalizedMapCache)          \
-  V(CompilationCacheTable)       \
-  V(CodeCacheHashTable)          \
-  V(MapCache)                    \
-  V(JSGlobalObject)              \
-  V(JSGlobalProxy)               \
-  V(Undetectable)                \
-  V(AccessCheckNeeded)           \
-  V(Callable)                    \
-  V(Function)                    \
-  V(Constructor)                 \
-  V(TemplateInfo)                \
-  V(Filler)                      \
-  V(FixedArrayBase)              \
-  V(External)                    \
-  V(Struct)                      \
-  V(Cell)                        \
-  V(PropertyCell)                \
-  V(WeakCell)                    \
-  V(ObjectHashTable)             \
-  V(WeakHashTable)               \
+#define HEAP_OBJECT_TYPE_LIST(V)   \
+  V(HeapNumber)                    \
+  V(MutableHeapNumber)             \
+  V(Simd128Value)                  \
+  V(Float32x4)                     \
+  V(Int32x4)                       \
+  V(Uint32x4)                      \
+  V(Bool32x4)                      \
+  V(Int16x8)                       \
+  V(Uint16x8)                      \
+  V(Bool16x8)                      \
+  V(Int8x16)                       \
+  V(Uint8x16)                      \
+  V(Bool8x16)                      \
+  V(Name)                          \
+  V(UniqueName)                    \
+  V(String)                        \
+  V(SeqString)                     \
+  V(ExternalString)                \
+  V(ConsString)                    \
+  V(SlicedString)                  \
+  V(ExternalTwoByteString)         \
+  V(ExternalOneByteString)         \
+  V(SeqTwoByteString)              \
+  V(SeqOneByteString)              \
+  V(InternalizedString)            \
+  V(Symbol)                        \
+                                   \
+  V(FixedTypedArrayBase)           \
+  V(FixedUint8Array)               \
+  V(FixedInt8Array)                \
+  V(FixedUint16Array)              \
+  V(FixedInt16Array)               \
+  V(FixedUint32Array)              \
+  V(FixedInt32Array)               \
+  V(FixedFloat32Array)             \
+  V(FixedFloat64Array)             \
+  V(FixedUint8ClampedArray)        \
+  V(ByteArray)                     \
+  V(BytecodeArray)                 \
+  V(FreeSpace)                     \
+  V(JSReceiver)                    \
+  V(JSObject)                      \
+  V(JSContextExtensionObject)      \
+  V(JSGeneratorObject)             \
+  V(JSModule)                      \
+  V(Map)                           \
+  V(DescriptorArray)               \
+  V(TransitionArray)               \
+  V(LiteralsArray)                 \
+  V(TypeFeedbackMetadata)          \
+  V(TypeFeedbackVector)            \
+  V(DeoptimizationInputData)       \
+  V(DeoptimizationOutputData)      \
+  V(DependentCode)                 \
+  V(HandlerTable)                  \
+  V(FixedArray)                    \
+  V(FixedDoubleArray)              \
+  V(WeakFixedArray)                \
+  V(ArrayList)                     \
+  V(Context)                       \
+  V(ScriptContextTable)            \
+  V(NativeContext)                 \
+  V(ScopeInfo)                     \
+  V(JSBoundFunction)               \
+  V(JSFunction)                    \
+  V(Code)                          \
+  V(AbstractCode)                  \
+  V(Oddball)                       \
+  V(SharedFunctionInfo)            \
+  V(JSValue)                       \
+  V(JSDate)                        \
+  V(JSMessageObject)               \
+  V(StringWrapper)                 \
+  V(Foreign)                       \
+  V(Boolean)                       \
+  V(JSArray)                       \
+  V(JSArrayBuffer)                 \
+  V(JSArrayBufferView)             \
+  V(JSTypedArray)                  \
+  V(JSDataView)                    \
+  V(JSProxy)                       \
+  V(JSSet)                         \
+  V(JSMap)                         \
+  V(JSSetIterator)                 \
+  V(JSMapIterator)                 \
+  V(JSWeakCollection)              \
+  V(JSWeakMap)                     \
+  V(JSWeakSet)                     \
+  V(JSRegExp)                      \
+  V(HashTable)                     \
+  V(Dictionary)                    \
+  V(StringTable)                   \
+  V(StringSet)                     \
+  V(NormalizedMapCache)            \
+  V(CompilationCacheTable)         \
+  V(CodeCacheHashTable)            \
+  V(MapCache)                      \
+  V(JSGlobalObject)                \
+  V(JSGlobalProxy)                 \
+  V(Undetectable)                  \
+  V(AccessCheckNeeded)             \
+  V(Callable)                      \
+  V(Function)                      \
+  V(Constructor)                   \
+  V(TemplateInfo)                  \
+  V(Filler)                        \
+  V(FixedArrayBase)                \
+  V(External)                      \
+  V(Struct)                        \
+  V(Cell)                          \
+  V(PropertyCell)                  \
+  V(WeakCell)                      \
+  V(ObjectHashTable)               \
+  V(WeakHashTable)                 \
   V(OrderedHashTable)
 
 #define ODDBALL_LIST(V)                 \
@@ -1189,6 +1188,9 @@
   // Get length property and apply ToLength.
   MUST_USE_RESULT static MaybeHandle<Object> GetLengthFromArrayLike(
       Isolate* isolate, Handle<Object> object);
+
+  // Check whether |object| is an instance of Error or NativeError.
+  static bool IsErrorObject(Isolate* isolate, Handle<Object> object);
 
   // ES6 section 12.5.6 The typeof Operator
   static Handle<String> TypeOf(Isolate* isolate, Handle<Object> object);