[Sensors] Consider maximum supported frequency

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

Index: third_party/WebKit/Source/modules/sensor/AmbientLightSensor.cpp
diff --git a/third_party/WebKit/Source/modules/sensor/AmbientLightSensor.cpp b/third_party/WebKit/Source/modules/sensor/AmbientLightSensor.cpp
index d124044da0da34ae8f0c2c8eaf7bbddf38d6fb9a..bb43f119d2be3c6f86c5524ee62560e38c792035 100644
--- a/third_party/WebKit/Source/modules/sensor/AmbientLightSensor.cpp
+++ b/third_party/WebKit/Source/modules/sensor/AmbientLightSensor.cpp
@@ -40,10 +40,16 @@ SensorReading* AmbientLightSensor::createSensorReading(SensorProxy* proxy) {
 
 auto AmbientLightSensor::createSensorConfig(
     const SensorOptions& options,
-    const SensorConfiguration& defaultConfig) -> SensorConfigurationPtr {
+    const SensorConfiguration& defaultConfig,
+    double maxSupportedFrequency) -> SensorConfigurationPtr {
   auto result = device::mojom::blink::SensorConfiguration::New();
-  result->frequency =
+  double frequency =
       options.hasFrequency() ? options.frequency() : defaultConfig.frequency;
+
+  if (maxSupportedFrequency && frequency > maxSupportedFrequency)

[shalamov, 2016/11/02 14:42:45]

Can this be moved to Sensor or another place, so that all sensors can reuse this
code?

+    frequency = maxSupportedFrequency;
+
+  result->frequency = frequency;
   return result;
 }