Implement structural function and array types

src/hydrogen.h

 // 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 2362 matching lines @@
         return handle(context->number_function()->initial_map());
       } else if (type_->Is(Type::Boolean())) {
         Context* context = current_info()->closure()->context();
         context = context->native_context();
         return handle(context->boolean_function()->initial_map());
       } else if (type_->Is(Type::String())) {
         Context* context = current_info()->closure()->context();
         context = context->native_context();
         return handle(context->string_function()->initial_map());
       } else {
-        return type_->AsClass();
+        return type_->AsClass()->Map();
       }
     }
     Type* type() const { return type_; }
     Handle<String> name() const { return name_; }
 
     bool IsJSObjectFieldAccessor() {
       int offset;  // unused
       return Accessors::IsJSObjectFieldAccessor<Type>(type_, name_, &offset);
     }
 
@@ skipping 411 matching lines @@
   }
 
  private:
   HGraphBuilder* builder_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_