[DevTools] Do not use OverridesSupport anywhere.

third_party/WebKit/Source/devtools/front_end/emulation/DeviceOrientation.js

+// 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.
+
+/**
+ * @constructor
+ * @param {number} alpha
+ * @param {number} beta
+ * @param {number} gamma
+ */
+WebInspector.DeviceOrientation = function(alpha, beta, gamma)

[pfeldman, 2016/01/27 17:53:18]

Should this be a part of sdk?

+{
+    this.alpha = alpha;
+    this.beta = beta;
+    this.gamma = gamma;
+}
+
+WebInspector.DeviceOrientation.prototype = {
+    /**
+     * @return {string}
+     */
+    toSetting: function()
+    {
+        return JSON.stringify(this);
+    },
+
+    apply: function()
+    {
+        for (var target of WebInspector.targetManager.targets(WebInspector.Target.Type.Page))
+            target.deviceOrientationAgent().setDeviceOrientationOverride(this.alpha, this.beta, this.gamma);
+    },
+
+    clear: function()
+    {
+        for (var target of WebInspector.targetManager.targets(WebInspector.Target.Type.Page))
+            target.deviceOrientationAgent().clearDeviceOrientationOverride();
+    }
+}
+
+/**
+ * @return {!WebInspector.DeviceOrientation}
+ */
+WebInspector.DeviceOrientation.parseSetting = function(value)
+{
+    if (value) {
+        var jsonObject = JSON.parse(value);
+        return new WebInspector.DeviceOrientation(jsonObject.alpha, jsonObject.beta, jsonObject.gamma);
+    }
+    return new WebInspector.DeviceOrientation(0, 0, 0);
+}
+
+/**
+ * @return {?WebInspector.DeviceOrientation}
+ */
+WebInspector.DeviceOrientation.parseUserInput = function(alphaString, betaString, gammaString)
+{
+    function isUserInputValid(value)
+    {
+        if (!value)
+            return true;
+        return /^[-]?[0-9]*[.]?[0-9]*$/.test(value);
+    }
+
+    if (!alphaString && !betaString && !gammaString)
+        return null;
+
+    var isAlphaValid = isUserInputValid(alphaString);
+    var isBetaValid = isUserInputValid(betaString);
+    var isGammaValid = isUserInputValid(gammaString);
+
+    if (!isAlphaValid && !isBetaValid && !isGammaValid)
+        return null;
+
+    var alpha = isAlphaValid ? parseFloat(alphaString) : -1;
+    var beta = isBetaValid ? parseFloat(betaString) : -1;
+    var gamma = isGammaValid ? parseFloat(gammaString) : -1;
+
+    return new WebInspector.DeviceOrientation(alpha, beta, gamma);
+}