Update V8 to version 4.1.0.21

This is a cherry-pick of all commits up to and including the
4.1.0.21 cherry-pick in Chromium.

Original commit message:

Version 4.1.0.21 (cherry-pick)

Merged 206e9136bde0f2b5ae8cb77afbb1e7833e5bd412

Unlink pages from the space page list after evacuation.

BUG=430201
LOG=N
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/953813002

Cr-Commit-Position: refs/branch-heads/4.1@{#22}
Cr-Branched-From: 2e08d2a7aa9d65d269d8c57aba82eb38a8cb0a18-refs/heads/candidates@{#25353}

---

FPIIM-449

Change-Id: I8c23c7bbb70772b4858fe8a47b64fa97ee0d1f8c
diff --git a/src/compiler/node-properties.h b/src/compiler/node-properties.h
index 94bd731..025be78 100644
--- a/src/compiler/node-properties.h
+++ b/src/compiler/node-properties.h
@@ -25,10 +25,10 @@
 
   static inline int GetFrameStateIndex(Node* node);
 
-  static inline bool IsValueEdge(Node::Edge edge);
-  static inline bool IsContextEdge(Node::Edge edge);
-  static inline bool IsEffectEdge(Node::Edge edge);
-  static inline bool IsControlEdge(Node::Edge edge);
+  static inline bool IsValueEdge(Edge edge);
+  static inline bool IsContextEdge(Edge edge);
+  static inline bool IsEffectEdge(Edge edge);
+  static inline bool IsControlEdge(Edge edge);
 
   static inline bool IsControl(Node* node);
 
@@ -40,8 +40,11 @@
   static inline void ReplaceWithValue(Node* node, Node* value,
                                       Node* effect = NULL);
 
+  static inline bool IsTyped(Node* node);
   static inline Bounds GetBounds(Node* node);
   static inline void SetBounds(Node* node, Bounds bounds);
+  static inline void RemoveBounds(Node* node);
+  static inline bool AllValueInputsAreTyped(Node* node);
 
   static inline int FirstValueIndex(Node* node);
   static inline int FirstContextIndex(Node* node);
@@ -54,7 +57,7 @@
   static inline int PastEffectIndex(Node* node);
   static inline int PastControlIndex(Node* node);
 
-  static inline bool IsInputRange(Node::Edge edge, int first, int count);
+  static inline bool IsInputRange(Edge edge, int first, int count);
 };
 
 }  // namespace compiler