Move state sentinels into TypeFeedbackVector.

src/type-feedback-vector-inl.h

Index: src/type-feedback-vector-inl.h
diff --git a/src/type-feedback-vector-inl.h b/src/type-feedback-vector-inl.h
new file mode 100644
index 0000000000000000000000000000000000000000..43e768ee5df86601fe070ff05e102b4798b78bb1
--- /dev/null
+++ b/src/type-feedback-vector-inl.h
@@ -0,0 +1,45 @@
+// Copyright 2012 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_TYPE_FEEDBACK_VECTOR_INL_H_
+#define V8_TYPE_FEEDBACK_VECTOR_INL_H_
+
+#include "src/type-feedback-vector.h"
+
+namespace v8 {
+namespace internal {
+
+Handle<Object> TypeFeedbackVector::UninitializedSentinel(Isolate* isolate) {
+  return isolate->factory()->uninitialized_symbol();
+}
+
+
+Handle<Object> TypeFeedbackVector::MegamorphicSentinel(Isolate* isolate) {
+  return isolate->factory()->megamorphic_symbol();
+}
+
+
+Handle<Object> TypeFeedbackVector::PremonomorphicSentinel(Isolate* isolate) {
+  return isolate->factory()->megamorphic_symbol();
+}
+
+
+Handle<Object> TypeFeedbackVector::GenericSentinel(Isolate* isolate) {
+  return isolate->factory()->generic_symbol();
+}
+
+
+Handle<Object> TypeFeedbackVector::MonomorphicArraySentinel(
+    Isolate* isolate, ElementsKind elements_kind) {
+  return Handle<Object>(Smi::FromInt(static_cast<int>(elements_kind)), isolate);
+}
+
+
+Object* TypeFeedbackVector::RawUninitializedSentinel(Heap* heap) {
+  return heap->uninitialized_symbol();
+}
+}
+}  // namespace v8::internal
+
+#endif  // V8_TYPE_FEEDBACK_VECTOR_INL_H_