Remove PropertyCell space

src/serialize.cc

Index: src/serialize.cc
diff --git a/src/serialize.cc b/src/serialize.cc
index 7e22320c13059aa1f85dded0349c0c1108607d49..b846c445c9f5d8e6b2c2ec93077c06c5f0273525 100644
--- a/src/serialize.cc
+++ b/src/serialize.cc
@@ -846,8 +846,7 @@ void Deserializer::ReadData(Object** current, Object** limit, int source_space,
   // but that may change.
   bool write_barrier_needed =
       (current_object_address != NULL && source_space != NEW_SPACE &&
-       source_space != CELL_SPACE && source_space != PROPERTY_CELL_SPACE &&
-       source_space != CODE_SPACE);
+       source_space != CELL_SPACE && source_space != CODE_SPACE);
   while (current < limit) {
     byte data = source_.Get();
     switch (data) {
@@ -948,8 +947,8 @@ void Deserializer::ReadData(Object** current, Object** limit, int source_space,
   }
 
 // This generates a case and a body for the new space (which has to do extra
-// write barrier handling) and handles the other spaces with 8 fall-through
-// cases and one body.
+// write barrier handling) and handles the other spaces with fall-through cases
+// and one body.
 #define ALL_SPACES(where, how, within)                    \
   CASE_STATEMENT(where, how, within, NEW_SPACE)           \
   CASE_BODY(where, how, within, NEW_SPACE)                \
@@ -957,7 +956,6 @@ void Deserializer::ReadData(Object** current, Object** limit, int source_space,
   CASE_STATEMENT(where, how, within, CODE_SPACE)          \
   CASE_STATEMENT(where, how, within, MAP_SPACE)           \
   CASE_STATEMENT(where, how, within, CELL_SPACE)          \
-  CASE_STATEMENT(where, how, within, PROPERTY_CELL_SPACE) \
   CASE_STATEMENT(where, how, within, LO_SPACE)            \
   CASE_BODY(where, how, within, kAnyOldSpace)