DevTools: Convert TextEditor from Interface to Abstract class

third_party/WebKit/Source/devtools/front_end/elements/ElementsTreeElement.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 759 matching lines @@
         lineNumbers: false,
         lineWrapping: Common.moduleSetting('domWordWrap').get(),
         mimeType: 'text/html',
         autoHeight: false,
         padBottom: false
       });
       this._editing =
           {commit: commit.bind(this), cancel: dispose.bind(this), editor: editor, resize: resize.bind(this)};
       resize.call(this);
 
-      editor.widget().show(this._htmlEditElement);
+      editor.show(this._htmlEditElement);
       editor.setText(initialValue);
-      editor.widget().focus();
-      editor.widget().element.addEventListener('blur', this._editing.commit, true);
-      editor.widget().element.addEventListener('keydown', keydown.bind(this), true);
+      editor.focus();
+      editor.element.addEventListener('blur', this._editing.commit, true);
+      editor.element.addEventListener('keydown', keydown.bind(this), true);
 
       this.treeOutline.setMultilineEditing(this._editing);
     }
 
     /**
      * @this {Elements.ElementsTreeElement}
      */
     function resize() {
       this._htmlEditElement.style.width = this.treeOutline.visibleWidth() - this._computeLeftIndent() - 30 + 'px';
       this._editing.editor.onResize();
     }
 
     /**
      * @this {Elements.ElementsTreeElement}
      */
     function commit() {
       commitCallback(initialValue, this._editing.editor.text());
       dispose.call(this);
     }
 
     /**
      * @this {Elements.ElementsTreeElement}
      */
     function dispose() {
-      this._editing.editor.widget().element.removeEventListener('blur', this._editing.commit, true);
-      this._editing.editor.widget().detach();
+      this._editing.editor.element.removeEventListener('blur', this._editing.commit, true);
+      this._editing.editor.detach();
       delete this._editing;
 
       this.listItemElement.classList.remove('editing-as-html');
       // Remove editor.
       this.listItemElement.removeChild(this._htmlEditElement);
       delete this._htmlEditElement;
       // Unhide children item.
       if (this.childrenListElement)
         this.childrenListElement.style.removeProperty('display');
       // Unhide header items.
@@ skipping 788 matching lines @@
 Elements.ElementsTreeElement.ForbiddenClosingTagElements = new Set([
   'area', 'base',  'basefont', 'br',   'canvas',   'col',  'command', 'embed',  'frame', 'hr',
   'img',  'input', 'keygen',   'link', 'menuitem', 'meta', 'param',   'source', 'track', 'wbr'
 ]);
 
 // These tags we do not allow editing their tag name.
 Elements.ElementsTreeElement.EditTagBlacklist = new Set(['html', 'head', 'body']);
 
 /** @typedef {{cancel: function(), commit: function(), resize: function(), editor:!UI.TextEditor}} */
 Elements.MultilineEditorController;