Add Dispatcher class to the Battery Status API module.

public/platform/WebBatteryStatus.h

Index: public/platform/WebBatteryStatus.h
diff --git a/public/platform/WebBatteryStatus.h b/public/platform/WebBatteryStatus.h
new file mode 100644
index 0000000000000000000000000000000000000000..af84eadde84df7dafec25e816f7188dc820e593f
--- /dev/null
+++ b/public/platform/WebBatteryStatus.h
@@ -0,0 +1,28 @@
+// Copyright 2014 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 WebBatteryStatus_h
+#define WebBatteryStatus_h
+
+namespace blink {
+
+class WebBatteryStatus {
+public:
+    WebBatteryStatus()
+        : charging(true)
+        , chargingTime(0.0)
+        , dischargingTime(std::numeric_limits<double>::infinity())
+        , level(1.0)
+    {
+    }
+
+    bool charging;
+    double chargingTime;
+    double dischargingTime;
+    double level;
+};
+
+} // namespace blink
+
+#endif // WebBatteryStatus_h