[DevTools] Support device orientation override on device with sensors.

Source/devtools/front_end/OverridesView.js

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 816 matching lines @@
  * @extends {WebInspector.OverridesView.Tab}
  */
 WebInspector.OverridesView.SensorsTab = function()
 {
     WebInspector.OverridesView.Tab.call(this, "sensors", WebInspector.UIString("Sensors"), [WebInspector.settings.emulateTouchEvents, WebInspector.settings.overrideGeolocation, WebInspector.settings.overrideDeviceOrientation]);
     this.element.classList.add("overrides-sensors");
     this.registerRequiredCSS("accelerometer.css");
     if (!WebInspector.OverridesSupport.isInspectingDevice())
         this.element.appendChild(this._createSettingCheckbox(WebInspector.UIString("Emulate touch screen"), WebInspector.settings.emulateTouchEvents));
     this._appendGeolocationOverrideControl();
-    if (!WebInspector.OverridesSupport.isInspectingDevice())
-        this._apendDeviceOrientationOverrideControl();
+    this._apendDeviceOrientationOverrideControl();
 }
 
 WebInspector.OverridesView.SensorsTab.prototype = {
     _appendGeolocationOverrideControl: function()
     {
         const geolocationSetting = WebInspector.settings.geolocationOverride.get();
         var geolocation = WebInspector.OverridesSupport.GeolocationPosition.parseSetting(geolocationSetting);
         this.element.appendChild(this._createSettingCheckbox(WebInspector.UIString("Emulate geolocation coordinates"), WebInspector.settings.overrideGeolocation, this._geolocationOverrideCheckboxClicked.bind(this)));
         this.element.appendChild(this._createGeolocationOverrideElement(geolocation));
         this._geolocationOverrideCheckboxClicked(WebInspector.settings.overrideGeolocation.get());
@@ skipping 240 matching lines @@
 
     __proto__ : WebInspector.OverridesView.Tab.prototype
 }
 
 /** @enum {string} */
 WebInspector.OverridesView.SensorsTab.DeviceOrientationModificationSource = {
     UserInput: "userInput",
     UserDrag: "userDrag",
     ResetButton: "resetButton"
 }