Consolidating platform code into dart:html_common

tools/dom/templates/html/impl/impl_DOMException.darttemplate

 // Copyright (c) 2013, 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 $LIBRARYNAME;
 
 $(ANNOTATIONS)class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
 
   static const String INDEX_SIZE = 'IndexSizeError';
   static const String HIERARCHY_REQUEST = 'HierarchyRequestError';
@@ skipping 15 matching lines @@
   static const String QUOTA_EXCEEDED = 'QuotaExceededError';
   static const String TIMEOUT = 'TimeoutError';
   static const String INVALID_NODE_TYPE = 'InvalidNodeTypeError';
   static const String DATA_CLONE = 'DataCloneError';
 
 $if DART2JS
   String get name {
     var errorName = JS('String', '#.name', this);
     // Although Safari nightly has updated the name to SecurityError, Safari 5
     // and 6 still return SECURITY_ERR.
-    if (_Device.isWebKit && errorName == 'SECURITY_ERR') return 'SecurityError';
+    if (Device.isWebKit && errorName == 'SECURITY_ERR') return 'SecurityError';
     // Chrome release still uses old string, remove this line when Chrome stable
     // also prints out SyntaxError.
-    if (_Device.isWebKit && errorName == 'SYNTAX_ERR') return 'SyntaxError';
+    if (Device.isWebKit && errorName == 'SYNTAX_ERR') return 'SyntaxError';
     return errorName;
   }
 $endif
 $!MEMBERS
 }