Revert 135525 - Add a first-class off-store install UI to chrome://extensions/.

chrome/browser/resources/extensions/extensions.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.
 
-<include src="../shared/js/cr/ui/drag_wrapper.js"></include>
 <include src="../uber/uber_utils.js"></include>
 <include src="extension_list.js"></include>
 <include src="pack_extension_overlay.js"></include>
 
 // Used for observing function of the backend datasource for this page by
 // tests.
 var webui_responded_ = false;
 
 cr.define('extensions', function() {
   var ExtensionsList = options.ExtensionsList;
 
-  // Implements the DragWrapper handler interface.
-  var dragWrapperHandler = {
-    // @inheritdoc
-    shouldAcceptDrag: function(e) {
-      // We can't access filenames during the 'dragenter' event, so we have to
-      // wait until 'drop' to decide whether to do something with the file or
-      // not.
-      // See: http://www.w3.org/TR/2011/WD-html5-20110113/dnd.html#concept-dnd-p
-      return e.dataTransfer.types.indexOf('Files') > -1;
-    },
-    // @inheritdoc
-    doDragEnter: function() {
-      chrome.send('startDrag');
-      ExtensionSettings.showOverlay(null);
-      ExtensionSettings.showOverlay($('dropTargetOverlay'));
-    },
-    // @inheritdoc
-    doDragLeave: function() {
-      ExtensionSettings.showOverlay(null);
-      chrome.send('stopDrag');
-    },
-    // @inheritdoc
-    doDragOver: function(e) {
-    },
-    // @inheritdoc
-    doDrop: function(e) {
-      // Only process files that look like extensions. Other files should
-      // navigate the browser normally.
-      if (!e.dataTransfer.files.length ||
-          !/\.crx$/.test(e.dataTransfer.files[0].name)) {
-        return;
-      }
-
-      chrome.send('installDroppedFile');
-      ExtensionSettings.showOverlay(null);
-      e.preventDefault();
-    }
-  };
-
   /**
    * ExtensionSettings class
    * @class
    */
   function ExtensionSettings() {}
 
   cr.addSingletonGetter(ExtensionSettings);
 
   ExtensionSettings.prototype = {
     __proto__: HTMLDivElement.prototype,
@@ skipping 20 matching lines @@
           this.handleDevControlsTransitionEnd_.bind(this));
 
       // Set up the three dev mode buttons (load unpacked, pack and update).
       $('load-unpacked').addEventListener('click',
           this.handleLoadUnpackedExtension_.bind(this));
       $('pack-extension').addEventListener('click',
           this.handlePackExtension_.bind(this));
       $('update-extensions-now').addEventListener('click',
           this.handleUpdateExtensionNow_.bind(this));
 
-      if (!loadTimeData.getBoolean('offStoreInstallEnabled')) {
-        this.dragWrapper_ =
-            new cr.ui.DragWrapper(document.body, dragWrapperHandler);
-      }
-
       var packExtensionOverlay = extensions.PackExtensionOverlay.getInstance();
       packExtensionOverlay.initializePage();
-
-      cr.ui.overlay.setupOverlay($('dropTargetOverlay'));
     },
 
     /**
      * Handles the Load Unpacked Extension button.
      * @param {Event} e Change event.
      * @private
      */
     handleLoadUnpackedExtension_: function(e) {
       chrome.send('extensionSettingsLoadUnpackedExtension');
 
@@ skipping 174 matching lines @@
   return {
     ExtensionSettings: ExtensionSettings
   };
 });
 
 var ExtensionSettings = extensions.ExtensionSettings;
 
 window.addEventListener('load', function(e) {
   ExtensionSettings.getInstance().initialize();
 });