FunctionLiteral has work to do in the typing phase.

src/ast.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 2283 matching lines @@
   LanguageMode language_mode() const;
 
   int materialized_literal_count() { return materialized_literal_count_; }
   int expected_property_count() { return expected_property_count_; }
   int handler_count() { return handler_count_; }
   int parameter_count() { return parameter_count_; }
 
   bool AllowsLazyCompilation();
   bool AllowsLazyCompilationWithoutContext();
 
+  void InitializeSharedInfo(Handle<Code> code);
+
   Handle<String> debug_name() const {
     if (name_->length() > 0) return name_;
     return inferred_name();
   }
 
   Handle<String> inferred_name() const { return inferred_name_; }
   void set_inferred_name(Handle<String> inferred_name) {
     inferred_name_ = inferred_name;
   }
 
+  // shared_info may be null if it's not cached in full code.
+  Handle<SharedFunctionInfo> shared_info() { return shared_info_; }
+
   bool pretenure() { return Pretenure::decode(bitfield_); }
   void set_pretenure() { bitfield_ |= Pretenure::encode(true); }
 
   bool has_duplicate_parameters() {
     return HasDuplicateParameters::decode(bitfield_);
   }
 
   bool is_function() { return IsFunction::decode(bitfield_) == kIsFunction; }
 
   // This is used as a heuristic on when to eagerly compile a function
@@ skipping 55 matching lines @@
         IsAnonymous::encode(function_type == ANONYMOUS_EXPRESSION) |
         Pretenure::encode(false) |
         HasDuplicateParameters::encode(has_duplicate_parameters) |
         IsFunction::encode(is_function) |
         IsParenthesized::encode(is_parenthesized) |
         IsGenerator::encode(is_generator);
   }
 
  private:
   Handle<String> name_;
+  Handle<SharedFunctionInfo> shared_info_;
   Scope* scope_;
   ZoneList<Statement*>* body_;
   Handle<String> inferred_name_;
   AstProperties ast_properties_;
   BailoutReason dont_optimize_reason_;
 
   int materialized_literal_count_;
   int expected_property_count_;
   int handler_count_;
   int parameter_count_;
@@ skipping 899 matching lines @@
  private:
   Isolate* isolate_;
   Zone* zone_;
   Visitor visitor_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_