Dev compiler debugger related tweaks.

pkg/dev_compiler/tool/input_sdk/private/debugger.dart

 // Copyright (c) 2015, 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.
 
 library dart._debugger;
 
 import 'dart:_foreign_helper' show JS;
 import 'dart:_runtime' as dart;
 import 'dart:core';
 import 'dart:collection';
@@ skipping 307 matching lines @@
   }
 
   toJsonML() => _jsonML;
 }
 
 /// Whether an object is a native JavaScript type where we should display the
 /// JavaScript view of the object instead of the custom Dart specific render
 /// of properties.
 bool isNativeJavaScriptObject(object) {
   var type = _typeof(object);
+  if (type != 'object' && type != 'function') return true;
+
+  // Consider all regular JS objects that do not represent Dart modules native
+  // JavaScript objects.
+  if (dart.isJsInterop(object) && dart.getModuleName(object) == null) {
+    return true;
+  }
+
   // Treat Node objects as a native JavaScript type as the regular DOM render
   // in devtools is superior to the dart specific view.
-  return (type != 'object' && type != 'function') ||
-      dart.isJsInterop(object) ||
-      object is html.Node;
+  return object is html.Node;
 }
 
 /// Class implementing the Devtools Formatter API described by:
 /// https://docs.google.com/document/d/1FTascZXT9cxfetuPRT2eXPQKXui4nWFivUnS_335T3U
 /// Specifically, a formatter implements a header, hasBody, and body method.
 /// This class renders the simple structured format objects [_simpleFormatter]
 /// provides as JsonML.
 class JsonMLFormatter {
   // TODO(jacobr): define a SimpleFormatter base class that DartFormatter
   // implements if we decide to use this class elsewhere. We specify that the
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 // If export worked for private SDK libraries we could just export
 // these methods from dart:_runtime.
 
 getModuleNames() {
   return dart.getModuleNames();
 }
 
 getModuleLibraries(String name) {
   return dart.getModuleLibraries(name);
 }