Update rasta outline expectations.

pkg/front_end/test/fasta/rasta/for_loop.dart.outline.expect

Index: pkg/front_end/test/fasta/rasta/for_loop.dart.outline.expect
diff --git a/pkg/front_end/test/fasta/rasta/for_loop.dart.outline.expect b/pkg/front_end/test/fasta/rasta/for_loop.dart.outline.expect
index 6ca16b2074c4afb73d774a63c9f2e69f01af26ba..6a28c0dd5404a9ac6633a2c09b263973b2b2bf1d 100644
--- a/pkg/front_end/test/fasta/rasta/for_loop.dart.outline.expect
+++ b/pkg/front_end/test/fasta/rasta/for_loop.dart.outline.expect
@@ -1,13 +1,5 @@
 library;
 import self as self;
-import "dart:core" as core;
 
-static method main() → dynamic {
-  core::int c = new core::DateTime::now().millisecondsSinceEpoch;
-  for (core::int i = 0; i.<(100); i = i.+(1)) {
-    core::print(let final dynamic #t1 = i in let final dynamic #t2 = i = #t1.+(1) in #t1);
-  }
-  for (core::int i = 0; i.<(100); c.<(42) ? throw "fisk" : i = i.+(1)) {
-    core::print(let final dynamic #t3 = i in let final dynamic #t4 = i = #t3.+(1) in #t3);
-  }
-}
+static method main() → dynamic
+  ;