Revert of [sensors] Ambient light sensor bindings implementation

third_party/WebKit/Source/modules/sensor/AmbientLightSensorReading.h

-// 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 AmbientLightSensorReading_h
-#define AmbientLightSensorReading_h
-
-#include "modules/sensor/AmbientLightSensorReadingInit.h"
-#include "modules/sensor/SensorReading.h"
-
-namespace blink {
-
-class AmbientLightSensorReading final
-    : public GarbageCollectedFinalized<AmbientLightSensorReading>
-    , public SensorReading {
-    USING_GARBAGE_COLLECTED_MIXIN(AmbientLightSensorReading);
-    DEFINE_WRAPPERTYPEINFO();
-public:
-
-    static AmbientLightSensorReading* create(const AmbientLightSensorReadingInit& init)
-    {
-        return new AmbientLightSensorReading(init);
-    }
-
-    static AmbientLightSensorReading* create(SensorProxy* proxy)
-    {
-        return new AmbientLightSensorReading(proxy);
-    }
-
-    ~AmbientLightSensorReading();
-
-    double illuminance() const;
-
-    bool isReadingUpdated(const SensorProxy::Reading&) const override;
-
-    DECLARE_VIRTUAL_TRACE();
-
-private:
-    explicit AmbientLightSensorReading(const AmbientLightSensorReadingInit&);
-    explicit AmbientLightSensorReading(SensorProxy*);
-
-private:
-    AmbientLightSensorReadingInit mAmbientLightSensorReadingInit;
-};
-
-} // namepsace blink
-
-#endif // AmbientLightSensorReading_h