[Sensors] Remove SensorReading interfaces

third_party/WebKit/Source/modules/sensor/AccelerometerReading.idl

Index: third_party/WebKit/Source/modules/sensor/AccelerometerReading.idl
diff --git a/third_party/WebKit/Source/modules/sensor/AccelerometerReading.idl b/third_party/WebKit/Source/modules/sensor/AccelerometerReading.idl
deleted file mode 100644
index 74bc693fa5d7e92d95db59902a1f2b66ce209d3f..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/modules/sensor/AccelerometerReading.idl
+++ /dev/null
@@ -1,15 +0,0 @@
-// 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.
-
-// Specification at:
-// https://w3c.github.io/accelerometer/#accelerometer-reading-interface
-
-[
-    RuntimeEnabled=Sensor,
-    Constructor(AccelerometerReadingInit accelerometerReadingInit)
-] interface AccelerometerReading : SensorReading {
-    readonly attribute unrestricted double x;
-    readonly attribute unrestricted double y;
-    readonly attribute unrestricted double z;
-};