Remove PropertyCell space

src/heap/spaces.cc

Index: src/heap/spaces.cc
diff --git a/src/heap/spaces.cc b/src/heap/spaces.cc
index 39e5100baeb0a75d8b4d8c7beea469471ccde2e8..f3c2eb0abb0134f9f96da51d2d52960c088fcd69 100644
--- a/src/heap/spaces.cc
+++ b/src/heap/spaces.cc
@@ -45,7 +45,6 @@ HeapObjectIterator::HeapObjectIterator(Page* page,
          owner == page->heap()->old_data_space() ||
          owner == page->heap()->map_space() ||
          owner == page->heap()->cell_space() ||
-         owner == page->heap()->property_cell_space() ||
          owner == page->heap()->code_space());
   Initialize(reinterpret_cast<PagedSpace*>(owner), page->area_start(),
              page->area_end(), kOnePageOnly, size_func);
@@ -935,9 +934,6 @@ STATIC_ASSERT(static_cast<ObjectSpace>(1 << AllocationSpace::CODE_SPACE) ==
               ObjectSpace::kObjectSpaceCodeSpace);
 STATIC_ASSERT(static_cast<ObjectSpace>(1 << AllocationSpace::CELL_SPACE) ==
               ObjectSpace::kObjectSpaceCellSpace);
-STATIC_ASSERT(
-    static_cast<ObjectSpace>(1 << AllocationSpace::PROPERTY_CELL_SPACE) ==
-    ObjectSpace::kObjectSpacePropertyCellSpace);
 STATIC_ASSERT(static_cast<ObjectSpace>(1 << AllocationSpace::MAP_SPACE) ==
               ObjectSpace::kObjectSpaceMapSpace);
 
@@ -2795,7 +2791,7 @@ void MapSpace::VerifyObject(HeapObject* object) { CHECK(object->IsMap()); }
 
 
 // -----------------------------------------------------------------------------
-// CellSpace and PropertyCellSpace implementation
+// CellSpace implementation
 // TODO(mvstanton): this is weird...the compiler can't make a vtable unless
 // there is at least one non-inlined virtual function. I would prefer to hide
 // the VerifyObject definition behind VERIFY_HEAP.
@@ -2803,11 +2799,6 @@ void MapSpace::VerifyObject(HeapObject* object) { CHECK(object->IsMap()); }
 void CellSpace::VerifyObject(HeapObject* object) { CHECK(object->IsCell()); }
 
 
-void PropertyCellSpace::VerifyObject(HeapObject* object) {
-  CHECK(object->IsPropertyCell());
-}
-
-
 // -----------------------------------------------------------------------------
 // LargeObjectIterator