Remove unused V8 integration code in Sky

sky/engine/bindings/core/v8/ScriptPromise.h

Index: sky/engine/bindings/core/v8/ScriptPromise.h
diff --git a/sky/engine/bindings/core/v8/ScriptPromise.h b/sky/engine/bindings/core/v8/ScriptPromise.h
deleted file mode 100644
index f4706e50dcf42e019f11fc96aef853784a15b882..0000000000000000000000000000000000000000
--- a/sky/engine/bindings/core/v8/ScriptPromise.h
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTPROMISE_H_
-#define SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTPROMISE_H_
-
-#include "sky/engine/bindings/core/v8/ScriptValue.h"
-#include "sky/engine/bindings/core/v8/V8ThrowException.h"
-#include "sky/engine/core/dom/ExceptionCode.h"
-#include "sky/engine/wtf/PassRefPtr.h"
-#include "sky/engine/wtf/text/WTFString.h"
-#include "v8/include/v8.h"
-
-namespace blink {
-
-class DOMException;
-class ExceptionState;
-
-// ScriptPromise is the class for representing Promise values in C++ world.
-// ScriptPromise holds a Promise.
-// So holding a ScriptPromise as a member variable in DOM object causes
-// memory leaks since it has a reference from C++ to V8.
-//
-class ScriptPromise final {
-public:
-    // Constructs an empty promise.
-    ScriptPromise() { }
-
-    // Constructs a ScriptPromise from |promise|.
-    // If |promise| is not a Promise object, throws a v8 TypeError.
-    ScriptPromise(ScriptState*, v8::Handle<v8::Value> promise);
-
-    ScriptPromise then(v8::Handle<v8::Function> onFulfilled, v8::Handle<v8::Function> onRejected = v8::Handle<v8::Function>());
-
-    bool isObject() const
-    {
-        return m_promise.isObject();
-    }
-
-    bool isNull() const
-    {
-        return m_promise.isNull();
-    }
-
-    bool isUndefinedOrNull() const
-    {
-        return m_promise.isUndefined() || m_promise.isNull();
-    }
-
-    v8::Handle<v8::Value> v8Value() const
-    {
-        return m_promise.v8Value();
-    }
-
-    v8::Isolate* isolate() const
-    {
-        return m_promise.isolate();
-    }
-
-    bool isEmpty() const
-    {
-        return m_promise.isEmpty();
-    }
-
-    void clear()
-    {
-        m_promise.clear();
-    }
-
-    bool operator==(const ScriptPromise& value) const
-    {
-        return m_promise == value.m_promise;
-    }
-
-    bool operator!=(const ScriptPromise& value) const
-    {
-        return !operator==(value);
-    }
-
-    // Constructs and returns a ScriptPromise from |value|.
-    // if |value| is not a Promise object, returns a Promise object
-    // resolved with |value|.
-    // Returns |value| itself if it is a Promise.
-    static ScriptPromise cast(ScriptState*, const ScriptValue& /*value*/);
-    static ScriptPromise cast(ScriptState*, v8::Handle<v8::Value> /*value*/);
-
-    static ScriptPromise reject(ScriptState*, const ScriptValue&);
-    static ScriptPromise reject(ScriptState*, v8::Handle<v8::Value>);
-
-    static ScriptPromise rejectWithDOMException(ScriptState*, PassRefPtr<DOMException>);
-
-    static v8::Local<v8::Promise> rejectRaw(v8::Isolate*, v8::Handle<v8::Value>);
-
-    // This is a utility class intended to be used internally.
-    // ScriptPromiseResolver is for general purpose.
-    class InternalResolver final {
-    public:
-        explicit InternalResolver(ScriptState*);
-        v8::Local<v8::Promise> v8Promise() const;
-        ScriptPromise promise() const;
-        void resolve(v8::Local<v8::Value>);
-        void reject(v8::Local<v8::Value>);
-        void clear() { m_resolver.clear(); }
-
-    private:
-        ScriptValue m_resolver;
-    };
-
-private:
-    RefPtr<ScriptState> m_scriptState;
-    ScriptValue m_promise;
-};
-
-} // namespace blink
-
-
-#endif  // SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTPROMISE_H_