[DevTools] Replace usages of document with custom functions.

Source/devtools/front_end/toolbox/OverridesUI.js

 // Copyright 2014 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.
 
 WebInspector.OverridesUI = {}
 
 /**
  * @param {!Document} document
  * @param {!function(!function(string))=} titleProvider
  * @return {!Element}
  */
 WebInspector.OverridesUI.createDeviceSelect = function(document, titleProvider)
 {
-    var p = document.createElement("p");
+    var p = createElement("p");
 
     var deviceSelectElement = p.createChild("select");
     deviceSelectElement.addEventListener("change", deviceSelected, false);
 
     var saveButton = p.createChild("button");
     saveButton.textContent = WebInspector.UIString("Save as");
     saveButton.addEventListener("click", saveClicked, false);
 
     var removeButton = p.createChild("button");
     removeButton.textContent = WebInspector.UIString("Remove");
@@ skipping 128 matching lines @@
     return p;
 }
 
 /**
  * @param {!Document} document
  * @return {!Element}
  */
 WebInspector.OverridesUI.createNetworkConditionsSelect = function(document)
 {
     var networkConditionsSetting = WebInspector.overridesSupport.settings.networkConditions;
-    var conditionsSelectElement = document.createElement("select");
+    var conditionsSelectElement = createElement("select");
     var presets = WebInspector.OverridesUI._networkConditionsPresets;
     for (var i = 0; i < presets.length; ++i) {
         var preset = presets[i];
         var throughput = preset.throughput | 0;
         var latency = preset.latency | 0;
         var isThrottling = (throughput > 0) || latency;
         if (!isThrottling) {
             conditionsSelectElement.add(new Option(preset.title, preset.id));
         } else {
             var throughputText = (throughput < 1024) ? WebInspector.UIString("%d Kbps", throughput) : WebInspector.UIString("%d Mbps", (throughput / 1024) | 0);
@@ skipping 48 matching lines @@
  * @param {!Document} document
  * @return {{select: !Element, input: !Element}}
  */
 WebInspector.OverridesUI.createUserAgentSelectAndInput = function(document)
 {
     var userAgentSetting = WebInspector.overridesSupport.settings.userAgent;
     const noOverride = {title: WebInspector.UIString("No override"), value: ""};
     const customOverride = {title: WebInspector.UIString("Other"), value: "Other"};
     var userAgents = [noOverride].concat(WebInspector.OverridesUI._userAgents).concat([customOverride]);
 
-    var userAgentSelectElement = document.createElement("select");
+    var userAgentSelectElement = createElement("select");
     for (var i = 0; i < userAgents.length; ++i)
         userAgentSelectElement.add(new Option(userAgents[i].title, userAgents[i].value));
     userAgentSelectElement.selectedIndex = 0;
 
-    var otherUserAgentElement = document.createElement("input");
+    var otherUserAgentElement = createElement("input");
     otherUserAgentElement.type = "text";
     otherUserAgentElement.value = userAgentSetting.get();
     otherUserAgentElement.title = userAgentSetting.get();
 
     settingChanged();
     userAgentSetting.addChangeListener(settingChanged);
     userAgentSelectElement.addEventListener("change", userAgentSelected, false);
 
     otherUserAgentElement.addEventListener("dblclick", textDoubleClicked, true);
     otherUserAgentElement.addEventListener("blur", textChanged, false);
@@ skipping 158 matching lines @@
     {title: "iPhone \u2014 iOS 7", value: "Mozilla/5.0 (iPhone; CPU iPhone OS 7_0_2 like Mac OS X) AppleWebKit/537.51.1 (KHTML, like Gecko) Version/7.0 Mobile/11A4449d Safari/9537.53"},
     {title: "iPhone \u2014 iOS 6", value: "Mozilla/5.0 (iPhone; CPU iPhone OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A5376e Safari/8536.25"},
     {title: "MeeGo \u2014 Nokia N9", value: "Mozilla/5.0 (MeeGo; NokiaN9) AppleWebKit/534.13 (KHTML, like Gecko) NokiaBrowser/8.5.0 Mobile Safari/534.13"},
     {title: "Opera 18 \u2014 Mac", value: "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36 OPR/18.0.1284.68"},
     {title: "Opera 18 \u2014 Windows", value: "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36 OPR/18.0.1284.68"},
     {title: "Opera 12 \u2014 Mac", value: "Opera/9.80 (Macintosh; Intel Mac OS X 10.9.1) Presto/2.12.388 Version/12.16"},
     {title: "Opera 12 \u2014 Windows", value: "Opera/9.80 (Windows NT 6.1) Presto/2.12.388 Version/12.16"},
     {title: "Silk \u2014 Kindle Fire (Desktop view)", value: "Mozilla/5.0 (Linux; U; en-us; KFTHWI Build/JDQ39) AppleWebKit/535.19 (KHTML, like Gecko) Silk/3.13 Safari/535.19 Silk-Accelerated=true"},
     {title: "Silk \u2014 Kindle Fire (Mobile view)", value: "Mozilla/5.0 (Linux; U; Android 4.2.2; en-us; KFTHWI Build/JDQ39) AppleWebKit/535.19 (KHTML, like Gecko) Silk/3.13 Mobile Safari/535.19 Silk-Accelerated=true"}
 ];