[Sensors] Remove SensorReading interfaces

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

Index: third_party/WebKit/Source/modules/sensor/Gyroscope.cpp
diff --git a/third_party/WebKit/Source/modules/sensor/Gyroscope.cpp b/third_party/WebKit/Source/modules/sensor/Gyroscope.cpp
index 8f80539a68aa5f67393af47748ce4cf77803ea05..3f18c6019253232005a3e9fe47b0f0433f8a4f8a 100644
--- a/third_party/WebKit/Source/modules/sensor/Gyroscope.cpp
+++ b/third_party/WebKit/Source/modules/sensor/Gyroscope.cpp
@@ -4,7 +4,6 @@
 
 #include "modules/sensor/Gyroscope.h"
 
-#include "modules/sensor/GyroscopeReading.h"
 
 using device::mojom::blink::SensorType;
 
@@ -28,12 +27,16 @@ Gyroscope::Gyroscope(ExecutionContext* executionContext,
     : Sensor(executionContext, options, exceptionState, SensorType::GYROSCOPE) {
 }
 
-GyroscopeReading* Gyroscope::reading() const {
-  return static_cast<GyroscopeReading*>(Sensor::reading());
+double Gyroscope::x(bool& isNull) const {
+  return readingValue(0, isNull);
 }
 
-std::unique_ptr<SensorReadingFactory> Gyroscope::createSensorReadingFactory() {
-  return WTF::makeUnique<SensorReadingFactoryImpl<GyroscopeReading>>();
+double Gyroscope::y(bool& isNull) const {
+  return readingValue(1, isNull);
+}
+
+double Gyroscope::z(bool& isNull) const {
+  return readingValue(2, isNull);
 }
 
 DEFINE_TRACE(Gyroscope) {