Fix assertion while marking Harmony weak maps.

src/objects-inl.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 3912 matching lines @@
   }
 }
 
 
 ACCESSORS(JSSet, table, Object, kTableOffset)
 ACCESSORS(JSMap, table, Object, kTableOffset)
 ACCESSORS(JSWeakMap, table, Object, kTableOffset)
 ACCESSORS(JSWeakMap, next, Object, kNextOffset)
 
 
-ObjectHashTable* JSWeakMap::unchecked_table() {
-  return reinterpret_cast<ObjectHashTable*>(READ_FIELD(this, kTableOffset));
-}
-
-
 Address Foreign::foreign_address() {
   return AddressFrom<Address>(READ_INTPTR_FIELD(this, kForeignAddressOffset));
 }
 
 
 void Foreign::set_foreign_address(Address value) {
   WRITE_INTPTR_FIELD(this, kForeignAddressOffset, OffsetFrom(value));
 }
 
 
@@ skipping 748 matching lines @@
 #undef WRITE_INT_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_