compositor-worker: Introduce CompositorWorker.

Source/modules/compositorworker/CompositorWorkerThread.cpp

Index: Source/modules/compositorworker/CompositorWorkerThread.cpp
diff --git a/Source/modules/compositorworker/CompositorWorkerThread.cpp b/Source/modules/compositorworker/CompositorWorkerThread.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..d9c00413f46017af15bc04ecc390450b1e18ca38
--- /dev/null
+++ b/Source/modules/compositorworker/CompositorWorkerThread.cpp
@@ -0,0 +1,38 @@
+// Copyright 2015 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.
+
+#include "config.h"
+#include "modules/compositorworker/CompositorWorkerThread.h"
+
+#include "bindings/core/v8/V8Initializer.h"
+#include "core/workers/WorkerObjectProxy.h"
+#include "core/workers/WorkerThreadStartupData.h"
+#include "modules/compositorworker/CompositorWorkerGlobalScope.h"
+#include "public/platform/Platform.h"
+
+namespace blink {
+
+PassRefPtr<CompositorWorkerThread> CompositorWorkerThread::create(PassRefPtr<WorkerLoaderProxy> workerLoaderProxy, WorkerObjectProxy& workerObjectProxy, double timeOrigin, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData> startupData)
+{
+    ASSERT(isMainThread());
+    return adoptRef(new CompositorWorkerThread(workerLoaderProxy, workerObjectProxy, timeOrigin, startupData));
+}
+
+CompositorWorkerThread::CompositorWorkerThread(PassRefPtr<WorkerLoaderProxy> workerLoaderProxy, WorkerObjectProxy& workerObjectProxy, double timeOrigin, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData> startupData)
+    : WorkerThread(workerLoaderProxy, workerObjectProxy, startupData)
+    , m_workerObjectProxy(workerObjectProxy)
+    , m_timeOrigin(timeOrigin)
+{
+}
+
+CompositorWorkerThread::~CompositorWorkerThread()
+{
+}
+
+PassRefPtrWillBeRawPtr<WorkerGlobalScope> CompositorWorkerThread::createWorkerGlobalScope(PassOwnPtrWillBeRawPtr<WorkerThreadStartupData> startupData)
+{
+    return CompositorWorkerGlobalScope::create(this, startupData, m_timeOrigin);
+}
+
+} // namespace blink