DevTools: Migrate General tab settings to extensions

Source/devtools/front_end/CodeMirrorTextEditor.js

 /*
  * Copyright (C) 2012 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 1712 matching lines @@
     var backgroundColorRule = backgroundColor ? ".CodeMirror .CodeMirror-selected { background-color: " + backgroundColor + ";}" : "";
     var foregroundColor = InspectorFrontendHost.getSelectionForegroundColor();
     var foregroundColorRule = foregroundColor ? ".CodeMirror .CodeMirror-selectedtext:not(.CodeMirror-persist-highlight) { color: " + foregroundColor + "!important;}" : "";
     if (!foregroundColorRule && !backgroundColorRule)
         return;
 
     var style = document.createElement("style");
     style.textContent = backgroundColorRule + foregroundColorRule;
     document.head.appendChild(style);
 })();
+
+/**
+ * @constructor
+ * @extends {WebInspector.SelectUISettingDelegate}
+ */
+WebInspector.CodeMirrorTextEditor.EditorIndentSettingDelegate = function()
+{
+    WebInspector.SelectUISettingDelegate.call(this);
+}
+
+WebInspector.CodeMirrorTextEditor.EditorIndentSettingDelegate.prototype = {
+    /**
+     * @return {!Array.<!Array.<*>>}
+     */
+    settingOptions: function()
+    {
+        return [
+            [ WebInspector.UIString("2 spaces"), WebInspector.TextUtils.Indent.TwoSpaces ],
+            [ WebInspector.UIString("4 spaces"), WebInspector.TextUtils.Indent.FourSpaces ],
+            [ WebInspector.UIString("8 spaces"), WebInspector.TextUtils.Indent.EightSpaces ],
+            [ WebInspector.UIString("Tab character"), WebInspector.TextUtils.Indent.TabCharacter ]
+        ];
+    },
+
+    __proto__: WebInspector.SelectUISettingDelegate.prototype
+}