Remove unused V8 integration code in Sky

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

Index: sky/engine/bindings/core/v8/ScriptPromise.cpp
diff --git a/sky/engine/bindings/core/v8/ScriptPromise.cpp b/sky/engine/bindings/core/v8/ScriptPromise.cpp
deleted file mode 100644
index 0ac3a8bd861a566778d0140cd4c0e4a73e2a2e90..0000000000000000000000000000000000000000
--- a/sky/engine/bindings/core/v8/ScriptPromise.cpp
+++ /dev/null
@@ -1,177 +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.
- */
-
-#include "sky/engine/config.h"
-#include "sky/engine/bindings/core/v8/ScriptPromise.h"
-
-#include "sky/engine/bindings/core/v8/ExceptionMessages.h"
-#include "sky/engine/bindings/core/v8/ExceptionState.h"
-#include "sky/engine/bindings/core/v8/V8Binding.h"
-#include "sky/engine/bindings/core/v8/V8ThrowException.h"
-#include "sky/engine/core/dom/DOMException.h"
-#include "v8/include/v8.h"
-
-namespace blink {
-
-namespace {
-
-struct WithScriptState {
-    // Used by ToV8Value<WithScriptState, ScriptState*>.
-    static v8::Handle<v8::Object> getCreationContext(ScriptState* scriptState)
-    {
-        return scriptState->context()->Global();
-    }
-};
-
-} // namespace
-
-ScriptPromise::InternalResolver::InternalResolver(ScriptState* scriptState)
-    : m_resolver(scriptState, v8::Promise::Resolver::New(scriptState->isolate())) { }
-
-v8::Local<v8::Promise> ScriptPromise::InternalResolver::v8Promise() const
-{
-    if (m_resolver.isEmpty())
-        return v8::Local<v8::Promise>();
-    return m_resolver.v8Value().As<v8::Promise::Resolver>()->GetPromise();
-}
-
-ScriptPromise ScriptPromise::InternalResolver::promise() const
-{
-    if (m_resolver.isEmpty())
-        return ScriptPromise();
-    return ScriptPromise(m_resolver.scriptState(), v8Promise());
-}
-
-void ScriptPromise::InternalResolver::resolve(v8::Local<v8::Value> value)
-{
-    if (m_resolver.isEmpty())
-        return;
-    m_resolver.v8Value().As<v8::Promise::Resolver>()->Resolve(value);
-    clear();
-}
-
-void ScriptPromise::InternalResolver::reject(v8::Local<v8::Value> value)
-{
-    if (m_resolver.isEmpty())
-        return;
-    m_resolver.v8Value().As<v8::Promise::Resolver>()->Reject(value);
-    clear();
-}
-
-ScriptPromise::ScriptPromise(ScriptState* scriptState, v8::Handle<v8::Value> value)
-    : m_scriptState(scriptState)
-{
-    if (value.IsEmpty())
-        return;
-
-    if (!value->IsPromise()) {
-        m_promise = ScriptValue(scriptState, v8::Handle<v8::Value>());
-        V8ThrowException::throwTypeError("the given value is not a Promise", scriptState->isolate());
-        return;
-    }
-    m_promise = ScriptValue(scriptState, value);
-}
-
-ScriptPromise ScriptPromise::then(v8::Handle<v8::Function> onFulfilled, v8::Handle<v8::Function> onRejected)
-{
-    if (m_promise.isEmpty())
-        return ScriptPromise();
-
-    v8::Local<v8::Object> promise = m_promise.v8Value().As<v8::Object>();
-
-    ASSERT(promise->IsPromise());
-    // Return this Promise if no handlers are given.
-    // In fact it is not the exact bahavior of Promise.prototype.then
-    // but that is not a problem in this case.
-    v8::Local<v8::Promise> resultPromise = promise.As<v8::Promise>();
-    if (!onFulfilled.IsEmpty()) {
-        resultPromise = resultPromise->Then(onFulfilled);
-        if (resultPromise.IsEmpty()) {
-            // v8::Promise::Then may return an empty value, for example when
-            // the stack is exhausted.
-            return ScriptPromise();
-        }
-    }
-    if (!onRejected.IsEmpty())
-        resultPromise = resultPromise->Catch(onRejected);
-
-    return ScriptPromise(m_scriptState.get(), resultPromise);
-}
-
-ScriptPromise ScriptPromise::cast(ScriptState* scriptState, const ScriptValue& value)
-{
-    return ScriptPromise::cast(scriptState, value.v8Value());
-}
-
-ScriptPromise ScriptPromise::cast(ScriptState* scriptState, v8::Handle<v8::Value> value)
-{
-    if (value.IsEmpty())
-        return ScriptPromise();
-    if (value->IsPromise()) {
-        return ScriptPromise(scriptState, value);
-    }
-    InternalResolver resolver(scriptState);
-    ScriptPromise promise = resolver.promise();
-    resolver.resolve(value);
-    return promise;
-}
-
-ScriptPromise ScriptPromise::reject(ScriptState* scriptState, const ScriptValue& value)
-{
-    return ScriptPromise::reject(scriptState, value.v8Value());
-}
-
-ScriptPromise ScriptPromise::reject(ScriptState* scriptState, v8::Handle<v8::Value> value)
-{
-    if (value.IsEmpty())
-        return ScriptPromise();
-    InternalResolver resolver(scriptState);
-    ScriptPromise promise = resolver.promise();
-    resolver.reject(value);
-    return promise;
-}
-
-ScriptPromise ScriptPromise::rejectWithDOMException(ScriptState* scriptState, PassRefPtr<DOMException> exception)
-{
-    ASSERT(scriptState->isolate()->InContext());
-    return reject(scriptState, V8ValueTraits<PassRefPtr<DOMException> >::toV8Value(exception, scriptState->context()->Global(), scriptState->isolate()));
-}
-
-v8::Local<v8::Promise> ScriptPromise::rejectRaw(v8::Isolate* isolate, v8::Handle<v8::Value> value)
-{
-    if (value.IsEmpty())
-        return v8::Local<v8::Promise>();
-    v8::Local<v8::Promise::Resolver> resolver = v8::Promise::Resolver::New(isolate);
-    v8::Local<v8::Promise> promise = resolver->GetPromise();
-    resolver->Reject(value);
-    return promise;
-}
-
-} // namespace blink