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diff --git a/chromium/content/browser/service_worker/service_worker_unregister_job.h b/chromium/content/browser/service_worker/service_worker_unregister_job.h
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+++ b/chromium/content/browser/service_worker/service_worker_unregister_job.h
@@ -0,0 +1,64 @@
+// Copyright 2014 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 CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_UNREGISTER_JOB_H_
+#define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_UNREGISTER_JOB_H_
+
+#include <vector>
+
+#include "base/memory/weak_ptr.h"
+#include "content/browser/service_worker/service_worker_register_job_base.h"
+#include "content/common/service_worker/service_worker_status_code.h"
+#include "url/gurl.h"
+
+namespace content {
+
+class EmbeddedWorkerRegistry;
+class ServiceWorkerContextCore;
+class ServiceWorkerJobCoordinator;
+class ServiceWorkerRegistration;
+class ServiceWorkerStorage;
+
+// Handles the unregistration of a Service Worker.
+//
+// The unregistration process is primarily cleanup, removing everything that was
+// created during the registration process, including the
+// ServiceWorkerRegistration itself.
+class ServiceWorkerUnregisterJob : public ServiceWorkerRegisterJobBase {
+ public:
+  typedef base::Callback<void(ServiceWorkerStatusCode status)>
+      UnregistrationCallback;
+
+  ServiceWorkerUnregisterJob(base::WeakPtr<ServiceWorkerContextCore> context,
+                             const GURL& pattern);
+  virtual ~ServiceWorkerUnregisterJob();
+
+  // Registers a callback to be called when the job completes (whether
+  // successfully or not). Multiple callbacks may be registered.
+  void AddCallback(const UnregistrationCallback& callback);
+
+  // ServiceWorkerRegisterJobBase implementation:
+  virtual void Start() OVERRIDE;
+  virtual void Abort() OVERRIDE;
+  virtual bool Equals(ServiceWorkerRegisterJobBase* job) OVERRIDE;
+  virtual RegistrationJobType GetType() OVERRIDE;
+
+ private:
+  void DeleteExistingRegistration(
+      ServiceWorkerStatusCode status,
+      const scoped_refptr<ServiceWorkerRegistration>& registration);
+  void Complete(ServiceWorkerStatusCode status);
+  void CompleteInternal(ServiceWorkerStatusCode status);
+
+  // The ServiceWorkerStorage object should always outlive this.
+  base::WeakPtr<ServiceWorkerContextCore> context_;
+  const GURL pattern_;
+  std::vector<UnregistrationCallback> callbacks_;
+  base::WeakPtrFactory<ServiceWorkerUnregisterJob> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(ServiceWorkerUnregisterJob);
+};
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_UNREGISTER_JOB_H_