[Webapp Refactor] Clean up remoting.Clipboard.

remoting/webapp/crd/js/remoting.js

 // Copyright (c) 2012 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';
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 /**
@@ skipping 12 matching lines @@
     htmlNode.classList.add('apps-v2');
   }
 
   console.log(remoting.getExtensionInfo());
   l10n.localize();
 
   remoting.stats = new remoting.ConnectionStats(
       document.getElementById('statistics'));
   remoting.formatIq = new remoting.FormatIq();
 
-  remoting.clipboard = new remoting.Clipboard();
   var sandbox =
       /** @type {HTMLIFrameElement} */ (document.getElementById('wcs-sandbox'));
   remoting.wcsSandbox = new remoting.WcsSandboxContainer(sandbox.contentWindow);
 
-  // The plugin's onFocus handler sends a paste command to |window|, because
-  // it can't send one to the plugin element itself.
-  window.addEventListener('paste', pluginGotPaste_, false);
-  window.addEventListener('copy', pluginGotCopy_, false);
-
   remoting.initModalDialogs();
 
   remoting.testEvents = new base.EventSourceImpl();
   /** @enum {string} */
   remoting.testEvents.Names = {
     uiModeChanged: 'uiModeChanged'
   };
   remoting.testEvents.defineEvents(base.values(remoting.testEvents.Names));
 }
 
 /**
  * @return {string} Information about the current extension.
  */
 remoting.getExtensionInfo = function() {
   var v2OrLegacy = base.isAppsV2() ? " (v2)" : " (legacy)";
   var manifest = chrome.runtime.getManifest();
   if (manifest && manifest.version) {
     var name = remoting.app.getApplicationName();
     return name + ' version: ' + manifest.version + v2OrLegacy;
   } else {
     return 'Failed to get product version. Corrupt manifest?';
   }
 };
 
 /**
- * Callback function called when the browser window gets a paste operation.
- *
- * @param {Event} event
- * @return {void} Nothing.
- */
-function pluginGotPaste_(event) {
-  if (event && event.clipboardData) {
-    remoting.clipboard.toHost(event.clipboardData);
-  }
-}
-
-/**
- * Callback function called when the browser window gets a copy operation.
- *
- * @param {Event} event
- * @return {void} Nothing.
- */
-function pluginGotCopy_(event) {
-  if (event && event.clipboardData) {
-    if (remoting.clipboard.toOs(event.clipboardData)) {
-      // The default action may overwrite items that we added to clipboardData.
-      event.preventDefault();
-    }
-  }
-}
-
-/**
  * Return the current time as a formatted string suitable for logging.
  *
  * @return {string} The current time, formatted as [mmdd/hhmmss.xyz]
  */
 remoting.timestamp = function() {
   /**
    * @param {number} num A number.
    * @param {number} len The required length of the answer.
    * @return {string} The number, formatted as a string of the specified length
    *     by prepending zeroes as necessary.
    */
   var pad = function(num, len) {
     var result = num.toString();
     if (result.length < len) {
       result = new Array(len - result.length + 1).join('0') + result;
     }
     return result;
   };
   var now = new Date();
   var timestamp = pad(now.getMonth() + 1, 2) + pad(now.getDate(), 2) + '/' +
       pad(now.getHours(), 2) + pad(now.getMinutes(), 2) +
       pad(now.getSeconds(), 2) + '.' + pad(now.getMilliseconds(), 3);
   return '[' + timestamp + ']';
 };