[DO NOT COMMIT] mojo datapipe performance measurement

content/browser/loader/loader_test_service_impl.h

+// Copyright 2015 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.
+
+#include <unordered_map>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "content/common/loader_test.mojom.h"
+#include "mojo/public/cpp/bindings/binding.h"
+
+#ifndef CONTENT_BROWSER_LOADER_LOADER_SERVICE_IMPL_H_
+#define CONTENT_BROWSER_LOADER_LOADER_SERVICE_IMPL_H_
+
+namespace content {
+
+class LoaderTestServiceContext;
+
+// Implements the LoaderTestService Mojo interface.
+class LoaderTestServiceImpl final : public LoaderTestService {
+ public:
+  // |context| must outlive this object. |update_callback| will be called when
+  // location updates are sent, allowing the client to know when the service
+  // is being used.
+  LoaderTestServiceImpl(mojo::InterfaceRequest<LoaderTestService> request,
+                        LoaderTestServiceContext* context);
+  ~LoaderTestServiceImpl() override;
+
+ private:
+  class Job;
+  void OnConnectionError();
+
+  // LoaderTestService:
+  void Transmit(mojo::ScopedDataPipeConsumerHandle pipe,
+                const TransmitCallback& callback) override;
+  void Hash(mojo::ScopedDataPipeConsumerHandle pipe,
+            const HashCallback& callback) override;
+
+  void DeleteJob(int id);
+
+  mojo::Binding<LoaderTestService> binding_;
+  // Owns this.
+  LoaderTestServiceContext* context_;
+  int job_id_;
+  std::unordered_map<int, scoped_ptr<Job>> jobs_;
+
+  DISALLOW_COPY_AND_ASSIGN(LoaderTestServiceImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_LOADER_LOADER_SERVICE_IMPL_H_