v8: upgrade to v3.20.2

1 files changed, 7 insertions, 2 deletions

diff --git a/deps/v8/src/property.h b/deps/v8/src/property.h
index f853fc8ba0..5213ee6077 100644
--- a/deps/v8/src/property.h
+++ b/deps/v8/src/property.h
@@ -112,7 +112,7 @@ class ConstantFunctionDescriptor: public Descriptor {
                              JSFunction* function,
                              PropertyAttributes attributes)
       : Descriptor(key, function, attributes, CONSTANT_FUNCTION,
-                   Representation::Tagged()) {}
+                   Representation::HeapObject()) {}
 };
 
 
@@ -351,7 +351,7 @@ class LookupResult BASE_EMBEDDED {
         Object* value;
         value = holder()->property_dictionary()->ValueAt(GetDictionaryEntry());
         if (holder()->IsGlobalObject()) {
-          value = JSGlobalPropertyCell::cast(value)->value();
+          value = PropertyCell::cast(value)->value();
         }
         return value;
       }
@@ -392,6 +392,11 @@ class LookupResult BASE_EMBEDDED {
     return IsTransition() && GetTransitionDetails(map).type() == FIELD;
   }
 
+  bool IsTransitionToConstantFunction(Map* map) {
+    return IsTransition() &&
+        GetTransitionDetails(map).type() == CONSTANT_FUNCTION;
+  }
+
   Map* GetTransitionMap() {
     ASSERT(IsTransition());
     return Map::cast(GetValue());