Don't do any special normalization if a boilerplate contains function literals.

src/parsing/preparser.h

Index: src/parsing/preparser.h
diff --git a/src/parsing/preparser.h b/src/parsing/preparser.h
index d1f8e42dd0a28a9874ea1de7be6b2e4ce2ed20cc..8bde724f65d441ebb7879f437a87381fb257a027 100644
--- a/src/parsing/preparser.h
+++ b/src/parsing/preparser.h
@@ -454,7 +454,6 @@ class PreParserFactory {
   PreParserExpression NewObjectLiteral(PreParserExpressionList properties,
                                        int literal_index,
                                        int boilerplate_properties,
-                                       bool has_function,
                                        int pos) {
     return PreParserExpression::ObjectLiteral();
   }
@@ -682,7 +681,7 @@ class PreParserTraits {
   }
 
   static void CheckFunctionLiteralInsideTopLevelObjectLiteral(
-      Scope* scope, PreParserExpression property, bool* has_function) {}
+      Scope* scope, PreParserExpression property) {}
 
   static void CheckAssigningFunctionLiteralToProperty(
       PreParserExpression left, PreParserExpression right) {}