Basic framework for Budget API.

third_party/WebKit/Source/modules/budget/Budget.h

Index: third_party/WebKit/Source/modules/budget/Budget.h
diff --git a/third_party/WebKit/Source/modules/budget/Budget.h b/third_party/WebKit/Source/modules/budget/Budget.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 Budget_h
+#define Budget_h
+
+#include "bindings/core/v8/ScriptWrappable.h"
+#include "modules/ModulesExport.h"
+
+namespace blink {
+
+class ScriptPromise;
+class ScriptState;
+
+// This is the entry point into the browser for the Budget API, which is
+// designed to give origins the ability to perform background operations
+// on the user's behalf.
+class Budget final : public GarbageCollected<Budget>, public ScriptWrappable {
+    DEFINE_WRAPPERTYPEINFO();
+
+public:
+    static Budget* create()
+    {
+        return new Budget();
+    }
+
+    ScriptPromise getCost(ScriptState*, const AtomicString& actionType);
+    ScriptPromise getBudget(ScriptState*);
+
+    DEFINE_INLINE_TRACE() {}
+
+private:
+    Budget();
+};
+
+} // namespace blink
+
+#endif // Budget_h