[parser] removed undefined check of for-of iterator

test/cctest/interpreter/bytecode_expectations/Generators.golden

Index: test/cctest/interpreter/bytecode_expectations/Generators.golden
diff --git a/test/cctest/interpreter/bytecode_expectations/Generators.golden b/test/cctest/interpreter/bytecode_expectations/Generators.golden
index be017d09d66cf6f6a5a226538392a5368b37ea11..1f379c0306f2b81b27be6bfba767821aeaba0778 100644
--- a/test/cctest/interpreter/bytecode_expectations/Generators.golden
+++ b/test/cctest/interpreter/bytecode_expectations/Generators.golden
@@ -277,7 +277,7 @@ snippet: "
 "
 frame size: 17
 parameter count: 1
-bytecode array length: 783
+bytecode array length: 771
 bytecodes: [
                 B(Ldar), R(new_target),
                 B(JumpIfUndefined), U8(28),
@@ -332,7 +332,7 @@ bytecodes: [
                 B(Star), R(5),
                 B(LdaZero),
                 B(Star), R(4),
-                B(JumpConstant), U8(19),
+                B(JumpConstant), U8(18),
                 B(Ldar), R(9),
   /*   11 E> */ B(Throw),
                 B(Ldar), R(closure),
@@ -471,29 +471,24 @@ bytecodes: [
                 B(JumpIfTrueConstant), U8(17),
                 B(LdaContextSlot), R(1), U8(7), U8(0),
                 B(Star), R(10),
-                B(LdaUndefined),
-                B(TestEqualStrict), R(10), U8(16),
-                B(JumpIfTrueConstant), U8(18),
-                B(LdaContextSlot), R(1), U8(7), U8(0),
-                B(Star), R(10),
-                B(LdaNamedProperty), R(10), U8(12), U8(17),
+                B(LdaNamedProperty), R(10), U8(12), U8(16),
                 B(StaContextSlot), R(1), U8(11), U8(0),
                 B(LdaContextSlot), R(1), U8(11), U8(0),
                 B(Star), R(10),
                 B(LdaNull),
-                B(TestEqual), R(10), U8(19),
+                B(TestEqual), R(10), U8(18),
                 B(JumpIfFalse), U8(4),
                 B(JumpConstant), U8(16),
                 B(LdaContextSlot), R(1), U8(9), U8(0),
                 B(Star), R(10),
                 B(LdaSmi), U8(1),
-                B(TestEqualStrict), R(10), U8(20),
+                B(TestEqualStrict), R(10), U8(19),
                 B(JumpIfFalse), U8(75),
                 B(LdaContextSlot), R(1), U8(11), U8(0),
                 B(TypeOf),
                 B(Star), R(10),
                 B(LdaConstant), U8(13),
-                B(TestEqualStrict), R(10), U8(21),
+                B(TestEqualStrict), R(10), U8(20),
                 B(JumpIfFalse), U8(4),
                 B(Jump), U8(18),
                 B(Wide), B(LdaSmi), U16(130),
@@ -625,14 +620,13 @@ constant pool: [
   ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
   FIXED_ARRAY_TYPE,
   Smi [133],
-  Smi [173],
   Smi [161],
-  Smi [593],
+  Smi [581],
 ]
 handlers: [
-  [46, 702, 708],
+  [46, 690, 696],
   [143, 438, 444],
   [146, 394, 396],
-  [554, 570, 572],
+  [542, 558, 560],
 ]