Disable closure wrapping by default

test/dart_codegen/expect/_internal/iterable.dart

Index: test/dart_codegen/expect/_internal/iterable.dart
diff --git a/test/dart_codegen/expect/_internal/iterable.dart b/test/dart_codegen/expect/_internal/iterable.dart
index a24973f64cd7237f0638132f176f312fceeb3890..bec33f97e18146953a5c6d8440d327a5b1d53e2c 100644
--- a/test/dart_codegen/expect/_internal/iterable.dart
+++ b/test/dart_codegen/expect/_internal/iterable.dart
@@ -354,17 +354,9 @@ return true;
  class ExpandIterable<S, T> extends IterableBase<T> {final Iterable<S> _iterable;
  final _ExpandFunction _f;
  ExpandIterable(this._iterable, Iterable<T> this._f(S element));
- Iterator<T> get iterator => new ExpandIterator<S, T>(_iterable.iterator, DEVC$RT.wrap((Iterable<dynamic> f(dynamic __u1)) {
-Iterable<dynamic> c(dynamic x0) => ((__x0) => DEVC$RT.cast(__x0, DEVC$RT.type((Iterable<dynamic> _) {
+ Iterator<T> get iterator => new ExpandIterator<S, T>(_iterable.iterator, DEVC$RT.cast(_f, null, DEVC$RT.type((__t0<S, T> _) {
 }
-), DEVC$RT.type((Iterable<T> _) {
-}
-), "CastResult", """line 454, column 76 of dart:_internal/iterable.dart: """, __x0 is Iterable<T>, false))(f(x0));
- return f == null ? null : c;
-}
-, _f, null, DEVC$RT.type((__t2<S, T> _) {
-}
-), "Wrap", """line 454, column 76 of dart:_internal/iterable.dart: """, _f is __t2<S, T>));
+), "CompositeCast", """line 454, column 76 of dart:_internal/iterable.dart: """, _f is __t0<S, T>, false));
 }
  class ExpandIterator<S, T> implements Iterator<T> {final Iterator<S> _iterator;
  final _ExpandFunction _f;
@@ -380,11 +372,11 @@ if (_currentExpansion == null) return false;
 _current = null;
  if (_iterator.moveNext()) {
 _currentExpansion = null;
- _currentExpansion = ((__x6) => DEVC$RT.cast(__x6, DEVC$RT.type((Iterator<dynamic> _) {
+ _currentExpansion = ((__x4) => DEVC$RT.cast(__x4, DEVC$RT.type((Iterator<dynamic> _) {
 }
 ), DEVC$RT.type((Iterator<T> _) {
 }
-), "CompositeCast", """line 481, column 29 of dart:_internal/iterable.dart: """, __x6 is Iterator<T>, false))(_f(_iterator.current).iterator);
+), "CompositeCast", """line 481, column 29 of dart:_internal/iterable.dart: """, __x4 is Iterator<T>, false))(_f(_iterator.current).iterator);
 }
  else {
 return false;
@@ -438,13 +430,9 @@ if (_remaining < 0) return null;
  final _ElementPredicate _f;
  TakeWhileIterable(this._iterable, bool this._f(E element));
  Iterator<E> get iterator {
-return new TakeWhileIterator<E>(_iterable.iterator, DEVC$RT.wrap((bool f(dynamic __u7)) {
-bool c(dynamic x0) => f(x0);
- return f == null ? null : c;
-}
-, _f, null, DEVC$RT.type((__t8<E> _) {
+return new TakeWhileIterator<E>(_iterable.iterator, DEVC$RT.cast(_f, null, DEVC$RT.type((__t5<E> _) {
 }
-), "Wrap", """line 555, column 57 of dart:_internal/iterable.dart: """, _f is __t8<E>));
+), "CompositeCast", """line 555, column 57 of dart:_internal/iterable.dart: """, _f is __t5<E>, false));
 }
 }
  class TakeWhileIterator<E> extends Iterator<E> {final Iterator<E> _iterator;
@@ -511,13 +499,9 @@ for (int i = 0; i < _skipCount; i++) _iterator.moveNext();
  final _ElementPredicate _f;
  SkipWhileIterable(this._iterable, bool this._f(E element));
  Iterator<E> get iterator {
-return new SkipWhileIterator<E>(_iterable.iterator, DEVC$RT.wrap((bool f(dynamic __u12)) {
-bool c(dynamic x0) => f(x0);
- return f == null ? null : c;
+return new SkipWhileIterator<E>(_iterable.iterator, DEVC$RT.cast(_f, null, DEVC$RT.type((__t9<E> _) {
 }
-, _f, null, DEVC$RT.type((__t13<E> _) {
-}
-), "Wrap", """line 648, column 57 of dart:_internal/iterable.dart: """, _f is __t13<E>));
+), "CompositeCast", """line 648, column 57 of dart:_internal/iterable.dart: """, _f is __t9<E>, false));
 }
 }
  class SkipWhileIterator<E> extends Iterator<E> {final Iterator<E> _iterator;
@@ -768,13 +752,9 @@ return new WhereIterable<T>(DEVC$RT.cast(iterable, DEVC$RT.type((Iterable<dynami
 }
 ), DEVC$RT.type((Iterable<T> _) {
 }
-), "CompositeCast", """line 961, column 33 of dart:_internal/iterable.dart: """, iterable is Iterable<T>, false), DEVC$RT.wrap((bool f(dynamic __u15)) {
-bool c(dynamic x0) => f(x0);
- return f == null ? null : c;
-}
-, f, null, DEVC$RT.type((__t16<T> _) {
+), "CompositeCast", """line 961, column 33 of dart:_internal/iterable.dart: """, iterable is Iterable<T>, false), DEVC$RT.cast(f, null, DEVC$RT.type((__t11<T> _) {
 }
-), "Wrap", """line 961, column 43 of dart:_internal/iterable.dart: """, f is __t16<T>));
+), "CompositeCast", """line 961, column 43 of dart:_internal/iterable.dart: """, f is __t11<T>, false));
 }
  static Iterable map(Iterable iterable, f(var element)) {
 return new MappedIterable(iterable, f);
@@ -797,13 +777,9 @@ return new TakeWhileIterable<T>(DEVC$RT.cast(iterable, DEVC$RT.type((Iterable<dy
 }
 ), DEVC$RT.type((Iterable<T> _) {
 }
-), "CompositeCast", """line 983, column 37 of dart:_internal/iterable.dart: """, iterable is Iterable<T>, false), DEVC$RT.wrap((bool f(dynamic __u18)) {
-bool c(dynamic x0) => f(x0);
- return f == null ? null : c;
+), "CompositeCast", """line 983, column 37 of dart:_internal/iterable.dart: """, iterable is Iterable<T>, false), DEVC$RT.cast(test, null, DEVC$RT.type((__t11<T> _) {
 }
-, test, null, DEVC$RT.type((__t16<T> _) {
-}
-), "Wrap", """line 983, column 47 of dart:_internal/iterable.dart: """, test is __t16<T>));
+), "CompositeCast", """line 983, column 47 of dart:_internal/iterable.dart: """, test is __t11<T>, false));
 }
  Iterable<T> skipList(List list, int n) {
 return new SubListIterable<T>(DEVC$RT.cast(list, DEVC$RT.type((List<dynamic> _) {
@@ -817,13 +793,9 @@ return new SkipWhileIterable<T>(DEVC$RT.cast(iterable, DEVC$RT.type((Iterable<dy
 }
 ), DEVC$RT.type((Iterable<T> _) {
 }
-), "CompositeCast", """line 993, column 37 of dart:_internal/iterable.dart: """, iterable is Iterable<T>, false), DEVC$RT.wrap((bool f(dynamic __u19)) {
-bool c(dynamic x0) => f(x0);
- return f == null ? null : c;
-}
-, test, null, DEVC$RT.type((__t16<T> _) {
+), "CompositeCast", """line 993, column 37 of dart:_internal/iterable.dart: """, iterable is Iterable<T>, false), DEVC$RT.cast(test, null, DEVC$RT.type((__t11<T> _) {
 }
-), "Wrap", """line 993, column 47 of dart:_internal/iterable.dart: """, test is __t16<T>));
+), "CompositeCast", """line 993, column 47 of dart:_internal/iterable.dart: """, test is __t11<T>, false));
 }
  Iterable<T> reversedList(List list) {
 return new ReversedListIterable<T>(DEVC$RT.cast(list, DEVC$RT.type((List<dynamic> _) {
@@ -983,9 +955,9 @@ result.add(element);
  static StateError tooMany() => new StateError("Too many elements");
  static StateError tooFew() => new StateError("Too few elements");
 }
- typedef Iterable<T> __t2<S, T>(S __u3);
- typedef Iterable<dynamic> __t4(dynamic __u5);
- typedef bool __t8<E>(E __u9);
- typedef bool __t10(dynamic __u11);
- typedef bool __t13<E>(E __u14);
- typedef bool __t16<T>(T __u17);
+ typedef Iterable<T> __t0<S, T>(S __u1);
+ typedef Iterable<dynamic> __t2(dynamic __u3);
+ typedef bool __t5<E>(E __u6);
+ typedef bool __t7(dynamic __u8);
+ typedef bool __t9<E>(E __u10);
+ typedef bool __t11<T>(T __u12);