Get rid of redundant console.assert() from Serializer in assert_selection()

third_party/WebKit/LayoutTests/editing/assert_selection.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.
 
 'use strict';
 
 // This file provides |assert_selection(sample, tester, expectedText)| assertion
 // to W3C test harness to write editing test cases easier.
 //
 // |sample| is an HTML fragment text which is inserted as |innerHTML|. It should
@@ skipping 352 matching lines @@
    * @param {string} string
    */
   emit(string) { this.strings_.push(string); }
 
   /**
    * @private
    * @param {!HTMLElement} parentNode
    * @param {number} childIndex
    */
   handleSelection(parentNode, childIndex) {
+    if (this.selection_.isNone)
+      return;
     if (parentNode === this.selection_.focusNode &&
         childIndex === this.selection_.focusOffset) {
       this.emit('|');
       return;
     }
     if (parentNode === this.selection_.anchorNode &&
         childIndex === this.selection_.anchorOffset) {
       this.emit('^');
     }
   }
 
   /**
    * @private
    * @param {!CharacterData} node
    */
   handleCharacterData(node) {
     /** @type {string} */
     const text = node.nodeValue;
+    if (this.selection_.isNone)
+      return this.emit(text);
     /** @type {number} */
     const anchorOffset = this.selection_.anchorOffset;
     /** @type {number} */
     const focusOffset = this.selection_.focusOffset;
     if (node === this.selection_.focusNode &&
         node === this.selection_.anchorNode) {
       if (anchorOffset === focusOffset) {
         this.emit(text.substr(0, focusOffset));
         this.emit('|');
         this.emit(text.substr(focusOffset));
@@ skipping 253 matching lines @@
   // case.
   if (actualText === expectedText)
     sample.remove();
   assert_equals(actualText, expectedText, description);
 }
 
 // Export symbols
 window.Sample = Sample;
 window.assert_selection = assertSelection;
 })();