| Index: sdk/lib/html/templates/html/impl/impl_CustomEvent.darttemplate
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| diff --git a/sdk/lib/html/templates/html/impl/impl_ShadowRoot.darttemplate b/sdk/lib/html/templates/html/impl/impl_CustomEvent.darttemplate
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| similarity index 61%
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| copy from sdk/lib/html/templates/html/impl/impl_ShadowRoot.darttemplate
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| copy to sdk/lib/html/templates/html/impl/impl_CustomEvent.darttemplate
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| index 32c953a0f895e91db3676c694d43d22f36f01170..d76c0383a20bd3dffe3d1beeef1b015708c4fcd2 100644
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| --- a/sdk/lib/html/templates/html/impl/impl_ShadowRoot.darttemplate
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| +++ b/sdk/lib/html/templates/html/impl/impl_CustomEvent.darttemplate
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| @@ -5,11 +5,8 @@
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|  // WARNING: Do not edit - generated code.
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|  
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|  class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
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| +  factory $CLASSNAME(String type, [bool canBubble = true, bool cancelable = true,
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| +      Object detail]) => _$(CLASSNAME)FactoryProvider.create$CLASSNAME(
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| +      type, canBubble, cancelable, detail);
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|  $!MEMBERS
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| -$if DART2JS
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| -  static bool get supported =>
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| -      JS('bool', '!!(window.ShadowRoot || window.WebKitShadowRoot)');
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| -$else
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| -  static bool get supported => _Utils.shadowRootSupported(window.document);
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| -$endif
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|  }
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| 
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