Test closed world model after deserialization.

pkg/compiler/lib/src/common/resolution.dart

Index: pkg/compiler/lib/src/common/resolution.dart
diff --git a/pkg/compiler/lib/src/common/resolution.dart b/pkg/compiler/lib/src/common/resolution.dart
index 95b71482ec756505f538e7da53b1f3280d10d80a..d8a444e8587545e13d796472fd4f6339ead78254 100644
--- a/pkg/compiler/lib/src/common/resolution.dart
+++ b/pkg/compiler/lib/src/common/resolution.dart
@@ -186,6 +186,8 @@ abstract class Resolution {
   DiagnosticReporter get reporter;
   CoreTypes get coreTypes;
 
+  /// If set to `true` resolution caches will not be cleared. Use the only for

[Siggi Cherem (dart-lang), 2016/04/05 15:19:30]

the only => only

[Johnni Winther, 2016/04/20 10:12:36]

Done.

+  /// testing.
   bool retainCaches;

[Siggi Cherem (dart-lang), 2016/04/05 15:19:30]

since Dart doesn't have annotations for testing, I often name these kind of
variables with a testing name. For example: retainCachesForTesting.

[Johnni Winther, 2016/04/20 10:12:36]

Done.

 
   void resolveTypedef(TypedefElement typdef);