Take inheritance into account when computing the elements accessible by mirrors.

sdk/lib/_internal/compiler/implementation/js_emitter/code_emitter_task.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of dart2js.js_emitter;
 
 /**
  * Generates the code for all used classes in the program. Static fields (even
  * in classes) are ignored, since they can be treated as non-class elements.
  *
@@ skipping 643 matching lines @@
   /// starts with 'new '.
   /// The reflection name of class 'C' is 'C'.
   /// An anonymous mixin application has no reflection name.
   /// This is used by js_mirrors.dart.
   String getReflectionName(elementOrSelector, String mangledName) {
     String name = elementOrSelector.name;
     if (backend.shouldRetainName(name) ||
         elementOrSelector is Element &&
         // Make sure to retain names of unnamed constructors, and
         // for common native types.
-        (name == '' && backend.isNeededForReflection(elementOrSelector) ||
+        (name == '' &&

[Johnni Winther, 2014/06/27 07:43:01]

Add parentheses around 'name == ... isAccess...(...)' and indent 'backend' under
name to make it clear that these go together.

[herhut, 2014/06/27 12:34:38]

Done.

+         backend.isAccessibleByReflection(elementOrSelector) ||
          _isNativeTypeNeedingReflectionName(elementOrSelector))) {
 
       // TODO(ahe): Enable the next line when I can tell the difference between
       // an instance method and a global.  They may have the same mangled name.
       // if (recordedMangledNames.contains(mangledName)) return null;
       recordedMangledNames.add(mangledName);
       return getReflectionNameInternal(elementOrSelector, mangledName);
     }
     return null;
   }
@@ skipping 1125 matching lines @@
     for (Element element in compiler.enqueuer.codegen.newlyEnqueuedElements) {
       if (element.isInstanceMember) {
         cachedClassBuilders.remove(element.enclosingClass);
 
         nativeEmitter.cachedBuilders.remove(element.enclosingClass);
 
       }
     }
   }
 }