Revert of Deletes mojo::Callback

content/renderer/service_worker/service_worker_context_client.h

 // 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_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 #define CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <string>
 #include <vector>
 
-#include "base/callback.h"
 #include "base/id_map.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "base/time/time.h"
 #include "content/child/webmessageportchannel_impl.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "ipc/ipc_listener.h"
 #include "services/shell/public/interfaces/interface_provider.mojom.h"
 #include "third_party/WebKit/public/platform/WebMessagePortChannel.h"
@@ skipping 31 matching lines @@
 class ServiceWorkerContextClient;
 class ThreadSafeSender;
 class WebServiceWorkerRegistrationImpl;
 
 // This class provides access to/from an ServiceWorker's WorkerGlobalScope.
 // Unless otherwise noted, all methods are called on the worker thread.
 class ServiceWorkerContextClient
     : public blink::WebServiceWorkerContextClient {
  public:
   using SyncCallback =
-      base::Callback<void(blink::mojom::ServiceWorkerEventStatus)>;
+      mojo::Callback<void(blink::mojom::ServiceWorkerEventStatus)>;
 
   // Returns a thread-specific client instance.  This does NOT create a
   // new instance.
   static ServiceWorkerContextClient* ThreadSpecificInstance();
 
   // Called on the main thread.
   ServiceWorkerContextClient(int embedded_worker_id,
                              int64_t service_worker_version_id,
                              const GURL& service_worker_scope,
                              const GURL& script_url,
@@ skipping 170 matching lines @@
   // Initialized on the worker thread in workerContextStarted and
   // destructed on the worker thread in willDestroyWorkerContext.
   std::unique_ptr<WorkerContextData> context_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerContextClient);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_