Add IDL and initial Blink API for Background Sync

Source/modules/background_sync/ServiceWorkerRegistrationSync.h

Index: Source/modules/background_sync/ServiceWorkerRegistrationSync.h
diff --git a/Source/modules/push_messaging/ServiceWorkerRegistrationPush.h b/Source/modules/background_sync/ServiceWorkerRegistrationSync.h
similarity index 37%
copy from Source/modules/push_messaging/ServiceWorkerRegistrationPush.h
copy to Source/modules/background_sync/ServiceWorkerRegistrationSync.h
index ba8a4f0d9b01cf53ed4d4aed198bfafa5d55319b..9ddc5043acdce82501c3cc7bb32a833b2452480e 100644
--- a/Source/modules/push_messaging/ServiceWorkerRegistrationPush.h
+++ b/Source/modules/background_sync/ServiceWorkerRegistrationSync.h
@@ -1,38 +1,38 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
+// 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.
 
-#ifndef ServiceWorkerRegistrationPush_h
-#define ServiceWorkerRegistrationPush_h
+#ifndef ServiceWorkerRegistrationSync_h
+#define ServiceWorkerRegistrationSync_h
 
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
-class PushManager;
+class SyncManager;
 class ServiceWorkerRegistration;
 
-class ServiceWorkerRegistrationPush final : public GarbageCollectedFinalized<ServiceWorkerRegistrationPush>, public HeapSupplement<ServiceWorkerRegistration> {
-    USING_GARBAGE_COLLECTED_MIXIN(ServiceWorkerRegistrationPush);
-    WTF_MAKE_NONCOPYABLE(ServiceWorkerRegistrationPush);
+class ServiceWorkerRegistrationSync final : public GarbageCollectedFinalized<ServiceWorkerRegistrationSync>, public HeapSupplement<ServiceWorkerRegistration> {
+    USING_GARBAGE_COLLECTED_MIXIN(ServiceWorkerRegistrationSync);
+    WTF_MAKE_NONCOPYABLE(ServiceWorkerRegistrationSync);
 public:
-    virtual ~ServiceWorkerRegistrationPush();
-    static ServiceWorkerRegistrationPush& from(ServiceWorkerRegistration&);
+    virtual ~ServiceWorkerRegistrationSync();
+    static ServiceWorkerRegistrationSync& from(ServiceWorkerRegistration&);
 
-    static PushManager* pushManager(ServiceWorkerRegistration&);
-    PushManager* pushManager();
+    static SyncManager* syncManager(ServiceWorkerRegistration&);
+    SyncManager* syncManager();
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
-    explicit ServiceWorkerRegistrationPush(ServiceWorkerRegistration*);
+    explicit ServiceWorkerRegistrationSync(ServiceWorkerRegistration*);
     static const char* supplementName();
 
     Member<ServiceWorkerRegistration> m_registration;
-    Member<PushManager> m_pushManager;
+    Member<SyncManager> m_syncManager;
 };
 
 } // namespace blink
 
-#endif // ServiceWorkerRegistrationPush_h
+#endif // ServiceWorkerRegistrationSync_h