Zonify types in compiler frontend

src/types.cc

 // Copyright 2013 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 523 matching lines @@
   } else if (size == 1) {
     return Config::union_get(unioned, 0);
   } else {
     Config::union_shrink(unioned, size);
     return Config::from_union(unioned);
   }
 }
 
 
 // TODO(rossberg): this does not belong here.
-Representation Representation::FromType(Handle<Type> type) {
+Representation Representation::FromType(Type* type) {
   if (type->Is(Type::None())) return Representation::None();
   if (type->Is(Type::Smi())) return Representation::Smi();
   if (type->Is(Type::Signed32())) return Representation::Integer32();
   if (type->Is(Type::Number())) return Representation::Double();
   return Representation::Tagged();
 }
 
 
 #ifdef OBJECT_PRINT
 template<class Config>
@@ skipping 60 matching lines @@
 template class TypeImpl<ZoneTypeConfig>;
 template class TypeImpl<ZoneTypeConfig>::Iterator<i::Map>;
 template class TypeImpl<ZoneTypeConfig>::Iterator<i::Object>;
 
 template class TypeImpl<HeapTypeConfig>;
 template class TypeImpl<HeapTypeConfig>::Iterator<i::Map>;
 template class TypeImpl<HeapTypeConfig>::Iterator<i::Object>;
 
 
 } }  // namespace v8::internal