Insert text directly from the virtual keyboard.

ui/keyboard/resources/api_adapter.js

 // Copyright (c) 2013 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.
 
 function logIfError() {
   if (chrome.runtime.lastError) {
     console.log(chrome.runtime.lastError);
   }
 }
 
-function sendKeyEvent(keyEvent) {
-  keyEvent.type = 'keydown';
-  chrome.experimental.input.virtualKeyboard.sendKeyboardEvent(keyEvent,
-      logIfError);
-  keyEvent.type = 'keyup';
-  chrome.experimental.input.virtualKeyboard.sendKeyboardEvent(keyEvent,
-      logIfError);
+function insertText(text) {
+  chrome.experimental.input.virtualKeyboard.insertText(text, logIfError);
 }