[Sensors] 'onerror' event implementation

third_party/WebKit/Source/modules/sensor/Sensor.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 Sensor_h
 #define Sensor_h
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/ActiveDOMObject.h"
@@ skipping 65 matching lines @@
 
  private:
   void initSensorProxyIfNeeded();
 
   // ContextLifecycleObserver overrides.
   void contextDestroyed() override;
 
   // SensorController::Observer overrides.
   void onSensorInitialized() override;
   void onSensorReadingChanged() override;
-  void onSensorError() override;
+  void onSensorError(ExceptionCode,
+                     const String& sanitizedMessage,
+                     const String& unsanitizedMessage) override;
 
   void onStartRequestCompleted(bool);
   void onStopRequestCompleted(bool);
 
   // PageVisibilityObserver overrides.
   void pageVisibilityChanged() override;
 
   void startListening();
   void stopListening();
 
   // Makes sensor reading refresh its values from the shared buffer.
   void pollForData();
 
   void updateState(SensorState newState);
-  void reportError();
+  void reportError(ExceptionCode = UnknownError,
+                   const String& sanitizedMessage = String(),
+                   const String& unsanitizedMessage = String());
 
   void updatePollingStatus();
 
   void notifySensorReadingChanged();
   void notifyStateChanged();
+  void notifyError(DOMException* error);
 
  private:
   Member<SensorReading> m_sensorReading;
   SensorOptions m_sensorOptions;
   device::mojom::blink::SensorType m_type;
   SensorState m_state;
   Member<SensorProxy> m_sensorProxy;
   std::unique_ptr<SensorPollingStrategy> m_polling;
   SensorProxy::Reading m_storedData;
   SensorConfigurationPtr m_configuration;
 };
 
 }  // namespace blink
 
 #endif  // Sensor_h