[Sensors] Align sensor reading updates and 'onchange' notification with rAF.

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

Index: third_party/WebKit/Source/modules/sensor/Sensor.h
diff --git a/third_party/WebKit/Source/modules/sensor/Sensor.h b/third_party/WebKit/Source/modules/sensor/Sensor.h
index 98a4a96edd0a992805e0d73bb7f75716009db4fb..4755c83f4bec132a519d5df02a2d5b0291e7391e 100644
--- a/third_party/WebKit/Source/modules/sensor/Sensor.h
+++ b/third_party/WebKit/Source/modules/sensor/Sensor.h
@@ -20,7 +20,7 @@ namespace blink {
 class ExceptionState;
 class ExecutionContext;
 class SensorReading;
-class SensorUpdateNotificationStrategy;
+class SensorUpdateNotifier;
 
 class Sensor : public EventTargetWithInlineData,
                public ActiveScriptWrappable,
@@ -83,7 +83,7 @@ class Sensor : public EventTargetWithInlineData,
 
   // SensorController::Observer overrides.
   void onSensorInitialized() override;
-  void onSensorReadingChanged() override;
+  void onSensorReadingChanged(double timestamp) override;
   void onSensorError(ExceptionCode,
                      const String& sanitizedMessage,
                      const String& unsanitizedMessage) override;
@@ -95,8 +95,6 @@ class Sensor : public EventTargetWithInlineData,
   void startListening();
   void stopListening();
 
-  void onSensorUpdateNotification();
-
   void updateState(SensorState newState);
   void reportError(ExceptionCode = UnknownError,
                    const String& sanitizedMessage = String(),
@@ -111,7 +109,7 @@ class Sensor : public EventTargetWithInlineData,
   device::mojom::blink::SensorType m_type;
   SensorState m_state;
   Member<SensorProxy> m_sensorProxy;
-  std::unique_ptr<SensorUpdateNotificationStrategy> m_sensorUpdateNotifier;
+  std::unique_ptr<SensorUpdateNotifier> m_sensorUpdateNotifier;
   device::SensorReading m_storedData;
   SensorConfigurationPtr m_configuration;
 };