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content/browser/sensors/provider.h

Index: content/browser/sensors/provider.h
diff --git a/content/browser/sensors/provider.h b/content/browser/sensors/provider.h
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+++ b/content/browser/sensors/provider.h
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+// Copyright (c) 2011 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_BROWSER_SENSORS_PROVIDER_H_
+#define CONTENT_BROWSER_SENSORS_PROVIDER_H_
+#pragma once
+
+#include "content/common/sensors_listener.h"
+
+namespace sensors {
+
+class Provider {
+ public:
+  static Provider* GetInstance();
+
+  virtual Connection* Open(Listener* listener) = 0;
+
+  virtual void FireSensorChanged(Channel channel, const std::string& data) = 0;
+
+ protected:
+  Provider() {};
+  virtual ~Provider() {};
+
+  DISALLOW_COPY_AND_ASSIGN(Provider);
+};
+
+}  // namespace sensors
+
+#endif  // CONTENT_BROWSER_SENSORS_PROVIDER_H_