Created Mojo BudgetService implementation in chrome/browser

chrome/browser/budget_service/budget_service_impl.h

Index: chrome/browser/budget_service/budget_service_impl.h
diff --git a/chrome/browser/budget_service/budget_service_impl.h b/chrome/browser/budget_service/budget_service_impl.h
new file mode 100644
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+++ b/chrome/browser/budget_service/budget_service_impl.h
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+// 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 CHROME_BROWSER_BUDGET_SERVICE_BUDGET_SERVICE_IMPL_H_
+#define CHROME_BROWSER_BUDGET_SERVICE_BUDGET_SERVICE_IMPL_H_
+
+#include "base/macros.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
+#include "third_party/WebKit/public/platform/modules/budget_service/budget_service.mojom.h"
+
+// Implementation of the BudgetService Mojo service provided by the browser
+// layer. It is responsible for dispatching budget requests to the
+// BudgetManager.
+class BudgetServiceImpl : public blink::mojom::BudgetService {
+ public:
+  static void Create(int render_process_id,
+                     blink::mojom::BudgetServiceRequest request);
+
+  // blink::mojom::BudgetService implementation.
+  void GetCost(blink::mojom::BudgetOperationType operation,
+               const GetCostCallback& callback) override;
+  void GetBudget(const url::Origin& origin,
+                 const GetBudgetCallback& callbac) override;
+
+ private:
+  BudgetServiceImpl(int render_process_id,
+                    blink::mojom::BudgetServiceRequest request);
+  ~BudgetServiceImpl() override;
+
+  // Render process ID is used to get the browser context.
+  int render_process_id_;
+
+  // The lifetime of the mojo service is tied to the lifetime of the connection.
+  mojo::StrongBinding<blink::mojom::BudgetService> binding_;
+
+  DISALLOW_COPY_AND_ASSIGN(BudgetServiceImpl);
+};
+
+#endif  // CHROME_BROWSER_BUDGET_SERVICE_BUDGET_SERVICE_IMPL_H_