Add IDL and initial Blink API for Background Sync

Source/modules/background_sync/SyncRegistration.cpp

Index: Source/modules/background_sync/SyncRegistration.cpp
diff --git a/Source/modules/background_sync/SyncRegistration.cpp b/Source/modules/background_sync/SyncRegistration.cpp
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index 0000000000000000000000000000000000000000..7867442979e5518eb17c5749dac36549ebaf22a7
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+++ b/Source/modules/background_sync/SyncRegistration.cpp
@@ -0,0 +1,90 @@
+// 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/background_sync/SyncRegistration.h"
+
+#include "bindings/core/v8/CallbackPromiseAdapter.h"
+#include "bindings/core/v8/ScriptPromiseResolver.h"
+#include "modules/background_sync/SyncCallbacks.h"
+#include "modules/background_sync/SyncError.h"
+#include "modules/background_sync/SyncRegistrationOptions.h"
+#include "modules/serviceworkers/ServiceWorkerRegistration.h"
+#include "public/platform/Platform.h"
+#include "public/platform/modules/background_sync/WebSyncProvider.h"
+#include "public/platform/modules/background_sync/WebSyncRegistration.h"
+#include "wtf/OwnPtr.h"
+
+namespace blink {
+
+SyncRegistration* SyncRegistration::take(ScriptPromiseResolver*, WebSyncRegistration* syncRegistration, ServiceWorkerRegistration* serviceWorkerRegistration)
+{
+    OwnPtr<WebSyncRegistration> registration = adoptPtr(syncRegistration);
+    SyncRegistrationOptions options = SyncRegistrationOptions();
+    options.setAllowOnBattery(syncRegistration->allowOnBattery);
+    options.setId(syncRegistration->id);
+    options.setIdleRequired(syncRegistration->idleRequired);
+    options.setMaxDelay(syncRegistration->maxDelayMs);
+    options.setMinDelay(syncRegistration->minDelayMs);
+    options.setMinPeriod(syncRegistration->minPeriodMs);
+    switch (syncRegistration->minRequiredNetwork) {
+    case WebSyncRegistration::NetworkType::NetworkTypeAny:
+        options.setMinRequiredNetwork("network-any");
+        break;
+    case WebSyncRegistration::NetworkType::NetworkTypeOffline:
+        options.setMinRequiredNetwork("network-offline");
+        break;
+    case WebSyncRegistration::NetworkType::NetworkTypeOnline:
+        options.setMinRequiredNetwork("network-online");
+        break;
+    case WebSyncRegistration::NetworkType::NetworkTypeNonMobile:
+        options.setMinRequiredNetwork("network-non-mobile");
+        break;
+    }
+    return new SyncRegistration(options, serviceWorkerRegistration);
+}
+
+void SyncRegistration::dispose(WebSyncRegistration* syncRegistration)
+{
+    if (syncRegistration)
+        delete syncRegistration;
+}
+
+SyncRegistration::SyncRegistration(const SyncRegistrationOptions& options, ServiceWorkerRegistration* serviceWorkerRegistration)
+    : m_allowOnBattery(options.allowOnBattery())
+    , m_id(options.id())
+    , m_idleRequired(options.idleRequired())
+    , m_maxDelay(options.maxDelay())
+    , m_minDelay(options.minDelay())
+    , m_minPeriod(options.minPeriod())
+    , m_minRequiredNetwork(options.minRequiredNetwork())
+    , m_serviceWorkerRegistration(serviceWorkerRegistration)
+{
+}
+
+SyncRegistration::~SyncRegistration()
+{
+}
+
+ScriptPromise SyncRegistration::unregister(ScriptState* scriptState)
+{
+    RefPtrWillBeRawPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState);
+    ScriptPromise promise = resolver->promise();
+
+    WebSyncProvider* webSyncProvider = Platform::current()->backgroundSyncProvider();
+    ASSERT(webSyncProvider);
+
+    webSyncProvider->unregisterBackgroundSync(m_id, m_serviceWorkerRegistration->webRegistration(), new SyncUnregistrationCallbacks(resolver, m_serviceWorkerRegistration));
+
+    return promise;
+}
+
+DEFINE_TRACE(SyncRegistration)
+{
+    visitor->trace(m_allowOnBattery);
+    visitor->trace(m_idleRequired);
+    visitor->trace(m_serviceWorkerRegistration);
+}
+
+} // namespace blink