Generate tear-off closures dynamically.

dart/tests/compiler/dart2js/types_of_captured_variables_test.dart

Index: dart/tests/compiler/dart2js/types_of_captured_variables_test.dart
diff --git a/dart/tests/compiler/dart2js/types_of_captured_variables_test.dart b/dart/tests/compiler/dart2js/types_of_captured_variables_test.dart
index 9e802bd153a70387425430856c7f11777c864fe9..32f61e3c3b4b04c354853a4734226ab54236bf77 100644
--- a/dart/tests/compiler/dart2js/types_of_captured_variables_test.dart
+++ b/dart/tests/compiler/dart2js/types_of_captured_variables_test.dart
@@ -9,7 +9,7 @@ import 'compiler_helper.dart';
 const String TEST1 = r"""
 main() {
   var a = 52;
-  var f = () => a + 3;
+  var f = () => a + 87;
   f();
 }
 """;
@@ -18,7 +18,7 @@ const String TEST2 = r"""
 main() {
   var a = 52;
   var g = () { a = 48; };
-  var f = () => a + 3;
+  var f = () => a + 87;
   f();
   g();
 }
@@ -28,7 +28,7 @@ const String TEST3 = r"""
 main() {
   var a = 52;
   var g = () { a = 'foo'; };
-  var f = () => a + 3;
+  var f = () => a + 87;
   f();
   g();
 }
@@ -37,17 +37,17 @@ main() {
 main() {
   // Test that we know the type of captured, non-mutated variables.
   asyncTest(() => compileAll(TEST1).then((generated) {
-    Expect.isTrue(generated.contains('+ 3'));
+    Expect.isTrue(generated.contains('+ 87'));
   }));
 
   // Test that we know the type of captured, mutated variables.
   asyncTest(() => compileAll(TEST2).then((generated) {
-    Expect.isTrue(generated.contains('+ 3'));
+    Expect.isTrue(generated.contains('+ 87'));
   }));
 
   // Test that we know when types of a captured, mutated variable
   // conflict.
   asyncTest(() => compileAll(TEST3).then((generated) {
-    Expect.isFalse(generated.contains('+ 3'));
+    Expect.isFalse(generated.contains('+ 87'));
   }));
 }