Delete sky/engine/core/dom/custom

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

Index: sky/engine/core/dom/custom/CustomElementMicrotaskQueueBase.h
diff --git a/sky/engine/core/dom/custom/CustomElementMicrotaskQueueBase.h b/sky/engine/core/dom/custom/CustomElementMicrotaskQueueBase.h
deleted file mode 100644
index aebe43b5cb02192b62bc98e1e2a7752e5537936c..0000000000000000000000000000000000000000
--- a/sky/engine/core/dom/custom/CustomElementMicrotaskQueueBase.h
+++ /dev/null
@@ -1,37 +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_CUSTOMELEMENTMICROTASKQUEUEBASE_H_
-#define SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTMICROTASKQUEUEBASE_H_
-
-#include "sky/engine/core/dom/custom/CustomElementMicrotaskStep.h"
-#include "sky/engine/platform/heap/Handle.h"
-#include "sky/engine/wtf/OwnPtr.h"
-#include "sky/engine/wtf/PassOwnPtr.h"
-#include "sky/engine/wtf/PassRefPtr.h"
-#include "sky/engine/wtf/RefCounted.h"
-#include "sky/engine/wtf/RefPtr.h"
-#include "sky/engine/wtf/Vector.h"
-
-namespace blink {
-
-class CustomElementMicrotaskQueueBase : public RefCounted<CustomElementMicrotaskQueueBase> {
-    WTF_MAKE_NONCOPYABLE(CustomElementMicrotaskQueueBase);
-public:
-    virtual ~CustomElementMicrotaskQueueBase() { }
-
-    bool isEmpty() const { return m_queue.isEmpty(); }
-    void dispatch();
-
-protected:
-    CustomElementMicrotaskQueueBase() : m_inDispatch(false) { }
-    virtual void doDispatch() = 0;
-
-    Vector<OwnPtr<CustomElementMicrotaskStep> > m_queue;
-    bool m_inDispatch;
-};
-
-}
-
-#endif  // SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTMICROTASKQUEUEBASE_H_