Nuke WebPassOwnPtr<T> and replace it with std::unique_ptr<T>.

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp

Index: third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
diff --git a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
index 9044c03682b4404705ce304f669a51713567cd64..f0490d96d5efd72e428b1c0e662cab5ca536fd0e 100644
--- a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
+++ b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
@@ -28,25 +28,25 @@ void ServiceWorkerRegistration::dispatchUpdateFoundEvent()
     dispatchEvent(Event::create(EventTypeNames::updatefound));
 }
 
-void ServiceWorkerRegistration::setInstalling(WebPassOwnPtr<WebServiceWorker::Handle> handle)
+void ServiceWorkerRegistration::setInstalling(std::unique_ptr<WebServiceWorker::Handle> handle)
 {
     if (!getExecutionContext())
         return;
-    m_installing = ServiceWorker::from(getExecutionContext(), handle.release());
+    m_installing = ServiceWorker::from(getExecutionContext(), adoptPtr(handle.release()));
 }
 
-void ServiceWorkerRegistration::setWaiting(WebPassOwnPtr<WebServiceWorker::Handle> handle)
+void ServiceWorkerRegistration::setWaiting(std::unique_ptr<WebServiceWorker::Handle> handle)
 {
     if (!getExecutionContext())
         return;
-    m_waiting = ServiceWorker::from(getExecutionContext(), handle.release());
+    m_waiting = ServiceWorker::from(getExecutionContext(), adoptPtr(handle.release()));
 }
 
-void ServiceWorkerRegistration::setActive(WebPassOwnPtr<WebServiceWorker::Handle> handle)
+void ServiceWorkerRegistration::setActive(std::unique_ptr<WebServiceWorker::Handle> handle)
 {
     if (!getExecutionContext())
         return;
-    m_active = ServiceWorker::from(getExecutionContext(), handle.release());
+    m_active = ServiceWorker::from(getExecutionContext(), adoptPtr(handle.release()));
 }
 
 ServiceWorkerRegistration* ServiceWorkerRegistration::getOrCreate(ExecutionContext* executionContext, PassOwnPtr<WebServiceWorkerRegistration::Handle> handle)