Worklet: Move common worklet code from modules/worklet to core/workers

third_party/WebKit/Source/modules/worklet/WorkletScriptLoader.cpp

-// Copyright 2016 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 "modules/worklet/WorkletScriptLoader.h"
-
-#include "core/dom/DOMException.h"
-#include "core/dom/ExceptionCode.h"
-#include "core/fetch/ResourceLoader.h"
-#include "modules/worklet/Worklet.h"
-
-namespace blink {
-
-WorkletScriptLoader::WorkletScriptLoader(ScriptPromiseResolver* resolver, Worklet* worklet, ScriptResource* resource)
-    : m_resolver(resolver)
-    , m_host(worklet)
-{
-    setResource(resource);
-}
-
-void WorkletScriptLoader::cancel()
-{
-    if (resource()) {
-        resource()->loader()->cancel();
-        clearResource();
-    }
-}
-
-void WorkletScriptLoader::notifyFinished(Resource* resource)
-{
-    DCHECK(this->resource() == resource);
-
-    m_host->notifyFinished(this);
-    if (resource->errorOccurred()) {
-        m_resolver->reject(DOMException::create(NetworkError));
-    } else {
-        DCHECK(resource->isLoaded());
-        m_resolver->resolve();
-    }
-    clearResource();
-}
-
-DEFINE_TRACE(WorkletScriptLoader)
-{
-    visitor->trace(m_resolver);
-    visitor->trace(m_host);
-    ResourceOwner<ScriptResource, ScriptResourceClient>::trace(visitor);
-}
-
-} // namespace blink