[BackgroundSync] Use appopriate type parameters for WebCallbacks (2/4)

Source/modules/background_sync/PeriodicSyncRegistration.cpp

Index: Source/modules/background_sync/PeriodicSyncRegistration.cpp
diff --git a/Source/modules/background_sync/PeriodicSyncRegistration.cpp b/Source/modules/background_sync/PeriodicSyncRegistration.cpp
index 092da01b94407745901977bdc5ff78595073c1e4..b67ada9b89d5e5acda100f646667a1ec357792cb 100644
--- a/Source/modules/background_sync/PeriodicSyncRegistration.cpp
+++ b/Source/modules/background_sync/PeriodicSyncRegistration.cpp
@@ -20,12 +20,11 @@
 
 namespace blink {
 
-PeriodicSyncRegistration* PeriodicSyncRegistration::take(ScriptPromiseResolver*, WebSyncRegistration* syncRegistration, ServiceWorkerRegistration* serviceWorkerRegistration)
+PeriodicSyncRegistration* PeriodicSyncRegistration::take(ScriptPromiseResolver*, PassOwnPtr<WebSyncRegistration> registration, ServiceWorkerRegistration* serviceWorkerRegistration)
 {
-    OwnPtr<WebSyncRegistration> registration = adoptPtr(syncRegistration);
     PeriodicSyncRegistrationOptions options = PeriodicSyncRegistrationOptions();
-    options.setMinPeriod(syncRegistration->minPeriodMs);
-    switch (syncRegistration->networkState) {
+    options.setMinPeriod(registration->minPeriodMs);
+    switch (registration->networkState) {
     case WebSyncRegistration::NetworkState::NetworkStateAny:
         options.setNetworkState("any");
         break;
@@ -36,7 +35,7 @@ PeriodicSyncRegistration* PeriodicSyncRegistration::take(ScriptPromiseResolver*,
         options.setNetworkState("online");
         break;
     }
-    switch (syncRegistration->powerState) {
+    switch (registration->powerState) {
     case WebSyncRegistration::PowerState::PowerStateAuto:
         options.setPowerState("auto");
         break;
@@ -44,14 +43,8 @@ PeriodicSyncRegistration* PeriodicSyncRegistration::take(ScriptPromiseResolver*,
         options.setPowerState("avoid-draining");
         break;
     }
-    options.setTag(syncRegistration->tag);
-    return new PeriodicSyncRegistration(syncRegistration->id, options, serviceWorkerRegistration);
-}
-
-void PeriodicSyncRegistration::dispose(WebSyncRegistration* syncRegistration)
-{
-    if (syncRegistration)
-        delete syncRegistration;
+    options.setTag(registration->tag);
+    return new PeriodicSyncRegistration(registration->id, options, serviceWorkerRegistration);
 }
 
 PeriodicSyncRegistration::PeriodicSyncRegistration(int64_t id, const PeriodicSyncRegistrationOptions& options, ServiceWorkerRegistration* serviceWorkerRegistration)