Delete sky/engine/core/dom/custom

sky/engine/core/dom/custom/CustomElementSyncMicrotaskQueue.h

Index: sky/engine/core/dom/custom/CustomElementSyncMicrotaskQueue.h
diff --git a/sky/engine/core/dom/custom/CustomElementSyncMicrotaskQueue.h b/sky/engine/core/dom/custom/CustomElementSyncMicrotaskQueue.h
deleted file mode 100644
index 3afe5a30dba3beeca559526fefc5b24b7c147709..0000000000000000000000000000000000000000
--- a/sky/engine/core/dom/custom/CustomElementSyncMicrotaskQueue.h
+++ /dev/null
@@ -1,25 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTSYNCMICROTASKQUEUE_H_
-#define SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTSYNCMICROTASKQUEUE_H_
-
-#include "sky/engine/core/dom/custom/CustomElementMicrotaskQueueBase.h"
-
-namespace blink {
-
-class CustomElementSyncMicrotaskQueue : public CustomElementMicrotaskQueueBase {
-public:
-    static PassRefPtr<CustomElementSyncMicrotaskQueue> create() { return adoptRef(new CustomElementSyncMicrotaskQueue()); }
-
-    void enqueue(PassOwnPtr<CustomElementMicrotaskStep>);
-
-private:
-    CustomElementSyncMicrotaskQueue() { }
-    virtual void doDispatch();
-};
-
-}
-
-#endif  // SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTSYNCMICROTASKQUEUE_H_