Rename a bunch of Mojo Application stuff to reference Services.

content/common/service_manager/embedded_service_runner.h

+// Copyright 2016 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_COMMON_SERVICE_MANAGER_EMBEDDED_SERVICE_RUNNER_H_
+#define CONTENT_COMMON_SERVICE_MANAGER_EMBEDDED_SERVICE_RUNNER_H_
+
+#include <memory>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/weak_ptr.h"
+#include "base/single_thread_task_runner.h"
+#include "base/strings/string_piece.h"
+#include "content/public/common/service_info.h"
+#include "services/shell/public/cpp/service.h"
+#include "services/shell/public/interfaces/service.mojom.h"
+
+namespace content {
+
+// Hosts an in-process service instance that supports multiple Service
+// connections. The first incoming connection will invoke a provided factory
+// function to instantiate the service, and the service will automatically be
+// torn down when its last connection is lost. The service may be launched and
+// torn down multiple times by a single EmbeddedServiceRunner instance.
+class EmbeddedServiceRunner {
+ public:
+  // Constructs a runner which hosts a service. If an existing instance of the
+  // service is not running when an incoming connection is made, details from
+  // |info| will be used to construct a new instance.
+  EmbeddedServiceRunner(const base::StringPiece& name,
+                        const ServiceInfo& info);
+  ~EmbeddedServiceRunner();
+
+  // Binds an incoming ServiceRequest for this service. If the service isn't
+  // already running, it is started. Otherwise the request is bound to the
+  // running instance.
+  void BindServiceRequest(shell::mojom::ServiceRequest request);
+
+  // Sets a callback to run after the service loses its last connection and is
+  // torn down.
+  void SetQuitClosure(const base::Closure& quit_closure);
+
+ private:
+  class Instance;
+
+  void OnQuit();
+
+  // A reference to the service instance which may operate on the
+  // |task_runner_|'s thread.
+  scoped_refptr<Instance> instance_;
+
+  base::Closure quit_closure_;
+
+  base::WeakPtrFactory<EmbeddedServiceRunner> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(EmbeddedServiceRunner);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_SERVICE_MANAGER_EMBEDDED_SERVICE_RUNNER_H_