[Sensors] Allow Sensor API only on secure top-level browsing contexts and add frequency checks

third_party/WebKit/Source/modules/sensor/AmbientLightSensor.cpp

 // 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.
 
 #include "modules/sensor/AmbientLightSensor.h"
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "modules/sensor/AmbientLightSensorReading.h"
 
 using device::mojom::blink::SensorType;
 
 namespace blink {
 
 // static
-AmbientLightSensor* AmbientLightSensor::create(ExecutionContext* context, const SensorOptions& sensorOptions)
+AmbientLightSensor* AmbientLightSensor::create(ScriptState* scriptState, const SensorOptions& options, ExceptionState& exceptionState)
 {
-    return new AmbientLightSensor(context, sensorOptions);
+    return new AmbientLightSensor(scriptState, options, exceptionState);
 }
 
 // static
-AmbientLightSensor* AmbientLightSensor::create(ExecutionContext* context)
+AmbientLightSensor* AmbientLightSensor::create(ScriptState* scriptState, ExceptionState& exceptionState)
 {
-    return create(context, SensorOptions());
+    return create(scriptState, SensorOptions(), exceptionState);
 }
 
-AmbientLightSensor::AmbientLightSensor(ExecutionContext* executionContext, const SensorOptions& sensorOptions)
-    : Sensor(executionContext, sensorOptions, SensorType::AMBIENT_LIGHT)
+AmbientLightSensor::AmbientLightSensor(ScriptState* scriptState, const SensorOptions& options, ExceptionState& exceptionState)
+    : Sensor(scriptState, options, exceptionState, SensorType::AMBIENT_LIGHT)
 {
 }
 
 AmbientLightSensorReading* AmbientLightSensor::reading() const
 {
     return static_cast<AmbientLightSensorReading*>(Sensor::reading());
 }
 
 SensorReading* AmbientLightSensor::createSensorReading(SensorProxy* proxy)
 {
     return AmbientLightSensorReading::create(proxy);
 }
 
 auto AmbientLightSensor::createSensorConfig(const SensorOptions& options, const SensorConfiguration& defaultConfig) -> SensorConfigurationPtr
 {
     auto result = device::mojom::blink::SensorConfiguration::New();
     result->frequency = options.hasFrequency() ? options.frequency() : defaultConfig.frequency;
     return result;
 }
 
 DEFINE_TRACE(AmbientLightSensor)
 {
     Sensor::trace(visitor);
 }
 
 } // namespace blink