Do not include code objects for functions in the start-up snapshot.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index c3344ec98759a28b767e29f5ba440065f210fe21..8d3326826bc4f0f53c40c1269dc90d019a118519 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -7703,10 +7703,6 @@ class JSBuiltinsObject: public GlobalObject {
   inline Object* javascript_builtin(Builtins::JavaScript id);
   inline void set_javascript_builtin(Builtins::JavaScript id, Object* value);
 
-  // Accessors for code of the runtime routines written in JavaScript.
-  inline Code* javascript_builtin_code(Builtins::JavaScript id);
-  inline void set_javascript_builtin_code(Builtins::JavaScript id, Code* value);
-
   DECLARE_CAST(JSBuiltinsObject)
 
   // Dispatched behavior.
@@ -7718,19 +7714,13 @@ class JSBuiltinsObject: public GlobalObject {
   // (function and code object).
   static const int kJSBuiltinsCount = Builtins::id_count;
   static const int kJSBuiltinsOffset = GlobalObject::kHeaderSize;
-  static const int kJSBuiltinsCodeOffset =
-      GlobalObject::kHeaderSize + (kJSBuiltinsCount * kPointerSize);
   static const int kSize =
-      kJSBuiltinsCodeOffset + (kJSBuiltinsCount * kPointerSize);
+      GlobalObject::kHeaderSize + (kJSBuiltinsCount * kPointerSize);
 
   static int OffsetOfFunctionWithId(Builtins::JavaScript id) {
     return kJSBuiltinsOffset + id * kPointerSize;
   }
 
-  static int OffsetOfCodeWithId(Builtins::JavaScript id) {
-    return kJSBuiltinsCodeOffset + id * kPointerSize;
-  }
-
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(JSBuiltinsObject);
 };