Ensure slow properties for simple {__proto__:null} literals.

test/cctest/interpreter/bytecode_expectations/ForIn.golden

 #
 # Autogenerated by generate-bytecode-expectations.
 #
 
 ---
 wrap: yes
 
 ---
 snippet: "
   for (var p in null) {}
@@ skipping 89 matching lines @@
   var x = 0;
   for (var p in [1,2,3]) { x += p; }
 "
 frame size: 9
 parameter count: 1
 bytecode array length: 56
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaZero),
                 B(Star), R(0),
-  /*   59 S> */ B(CreateArrayLiteral), U8(0), U8(2), U8(9),
+  /*   59 S> */ B(CreateArrayLiteral), U8(0), U8(2), U8(33),
                 B(JumpIfUndefined), U8(46),
                 B(JumpIfNull), U8(44),
                 B(ToObject), R(3),
                 B(ForInPrepare), R(3), R(4),
                 B(LdaZero),
                 B(Star), R(7),
   /*   54 S> */ B(ForInContinue), R(7), R(6),
                 B(JumpIfFalse), U8(31),
                 B(ForInNext), R(3), R(7), R(4), U8(4),
                 B(JumpIfUndefined), U8(17),
@@ skipping 24 matching lines @@
     if (x['a'] == 20) break;
   }
 "
 frame size: 7
 parameter count: 1
 bytecode array length: 85
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(CreateObjectLiteral), U8(0), U8(2), U8(1), R(1),
                 B(Mov), R(1), R(0),
-  /*   77 S> */ B(CreateArrayLiteral), U8(1), U8(3), U8(9),
+  /*   77 S> */ B(CreateArrayLiteral), U8(1), U8(3), U8(33),
                 B(JumpIfUndefined), U8(70),
                 B(JumpIfNull), U8(68),
                 B(ToObject), R(1),
                 B(ForInPrepare), R(1), R(2),
                 B(LdaZero),
                 B(Star), R(5),
   /*   68 S> */ B(ForInContinue), R(5), R(4),
                 B(JumpIfFalse), U8(55),
                 B(ForInNext), R(1), R(5), R(2), U8(14),
                 B(JumpIfUndefined), U8(41),
@@ skipping 31 matching lines @@
 ---
 snippet: "
   var x = [ 10, 11, 12 ] ;
   for (x[0] in [1,2,3]) { return x[3]; }
 "
 frame size: 9
 parameter count: 1
 bytecode array length: 62
 bytecodes: [
   /*   30 E> */ B(StackCheck),
-  /*   42 S> */ B(CreateArrayLiteral), U8(0), U8(2), U8(9),
+  /*   42 S> */ B(CreateArrayLiteral), U8(0), U8(2), U8(33),
                 B(Star), R(0),
-  /*   72 S> */ B(CreateArrayLiteral), U8(1), U8(3), U8(9),
+  /*   72 S> */ B(CreateArrayLiteral), U8(1), U8(3), U8(33),
                 B(JumpIfUndefined), U8(49),
                 B(JumpIfNull), U8(47),
                 B(ToObject), R(1),
                 B(ForInPrepare), R(1), R(2),
                 B(LdaZero),
                 B(Star), R(5),
   /*   65 S> */ B(ForInContinue), R(5), R(4),
                 B(JumpIfFalse), U8(34),
                 B(ForInNext), R(1), R(5), R(2), U8(10),
                 B(JumpIfUndefined), U8(20),
@@ skipping 12 matching lines @@
                 B(LdaUndefined),
   /*   98 S> */ B(Return),
 ]
 constant pool: [
   CONSTANT_ELEMENTS_PAIR_TYPE,
   CONSTANT_ELEMENTS_PAIR_TYPE,
 ]
 handlers: [
 ]