Renamed "symbols" to "internalized strings" throughout the code base,

src/serialize.cc

 // Copyright 2012 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 1337 matching lines @@
     sink_->Put(kPartialSnapshotCache + how_to_code + where_to_point,
                "PartialSnapshotCache");
     sink_->PutInt(cache_index, "partial_snapshot_cache_index");
     return;
   }
 
   // Pointers from the partial snapshot to the objects in the startup snapshot
   // should go through the root array or through the partial snapshot cache.
   // If this is not the case you may have to add something to the root array.
   ASSERT(!startup_serializer_->address_mapper()->IsMapped(heap_object));
-  // All the symbols that the partial snapshot needs should be either in the
-  // root table or in the partial snapshot cache.
-  ASSERT(!heap_object->IsSymbol());
+  // All the internalized strings that the partial snapshot needs should be
+  // either in the root table or in the partial snapshot cache.
+  ASSERT(!heap_object->IsInternalizedString());
 
   if (address_mapper_.IsMapped(heap_object)) {
     int space = SpaceOfObject(heap_object);
     int address = address_mapper_.MappedTo(heap_object);
     SerializeReferenceToPreviousObject(space,
                                        address,
                                        how_to_code,
                                        where_to_point,
                                        skip);
   } else {
@@ skipping 280 matching lines @@
 
 bool SnapshotByteSource::AtEOF() {
   if (0u + length_ - position_ > 2 * sizeof(uint32_t)) return false;
   for (int x = position_; x < length_; x++) {
     if (data_[x] != SerializerDeserializer::nop()) return false;
   }
   return true;
 }
 
 } }  // namespace v8::internal