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

test/cctest/interpreter/bytecode_expectations/ForIn.golden

 #
 # Autogenerated by generate-bytecode-expectations.
 #
 
 ---
 pool type: mixed
 execute: yes
 wrap: yes
 
 ---
@@ skipping 138 matching lines @@
   for (x['a'] in [10, 20, 30]) {
     if (x['a'] == 10) continue;
     if (x['a'] == 20) break;
   }
 "
 frame size: 8
 parameter count: 1
 bytecode array length: 94
 bytecodes: [
   B(StackCheck),
-  B(CreateObjectLiteral), U8(0), U8(0), U8(9),
+  B(CreateObjectLiteral), U8(0), U8(0), U8(5),
   B(Star), R(1),
   B(Star), R(0),
   B(CreateArrayLiteral), U8(1), U8(1), U8(3),
   B(JumpIfUndefined), U8(79),
   B(JumpIfNull), U8(77),
   B(ToObject),
   B(Star), R(1),
   B(ForInPrepare), R(2),
   B(LdaZero),
   B(Star), R(5),
@@ skipping 80 matching lines @@
   B(LdaUndefined),
   B(Return),
 ]
 constant pool: [
   InstanceType::FIXED_ARRAY_TYPE,
   InstanceType::FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]