[Sensors] Remove SensorReading interfaces

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

Index: third_party/WebKit/Source/modules/sensor/Gyroscope.h
diff --git a/third_party/WebKit/Source/modules/sensor/Gyroscope.h b/third_party/WebKit/Source/modules/sensor/Gyroscope.h
index 058502985831b9a28ff0bc1432f955c44e60b844..4b97c2d4d4612649d15d471365918c5d4e0fc669 100644
--- a/third_party/WebKit/Source/modules/sensor/Gyroscope.h
+++ b/third_party/WebKit/Source/modules/sensor/Gyroscope.h
@@ -9,8 +9,6 @@
 
 namespace blink {
 
-class GyroscopeReading;
-
 class Gyroscope final : public Sensor {
   DEFINE_WRAPPERTYPEINFO();
 
@@ -20,14 +18,14 @@ class Gyroscope final : public Sensor {
                            ExceptionState&);
   static Gyroscope* create(ExecutionContext*, ExceptionState&);
 
-  GyroscopeReading* reading() const;
+  double x(bool& isNull) const;
+  double y(bool& isNull) const;
+  double z(bool& isNull) const;
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   Gyroscope(ExecutionContext*, const SensorOptions&, ExceptionState&);
-  // Sensor overrides.
-  std::unique_ptr<SensorReadingFactory> createSensorReadingFactory() override;
 };
 
 }  // namespace blink