Compile more Gallery targets in gyp v2.

ui/file_manager/gallery/js/slide_mode.js

 // Copyright 2014 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.
 
 /**
  * Slide mode displays a single image and has a set of controls to navigate
  * between the images and to edit an image.
  *
  * @param {!HTMLElement} container Main container element.
  * @param {!HTMLElement} content Content container element.
  * @param {!HTMLElement} topToolbar Top toolbar element.
  * @param {!HTMLElement} bottomToolbar Toolbar element.
- * @param {!ImageEditor.Prompt} prompt Prompt.
+ * @param {!ImageEditorPrompt} prompt Prompt.
  * @param {!ErrorBanner} errorBanner Error banner.
  * @param {!cr.ui.ArrayDataModel} dataModel Data model.
  * @param {!cr.ui.ListSelectionModel} selectionModel Selection model.
  * @param {!MetadataModel} metadataModel
  * @param {!ThumbnailModel} thumbnailModel
  * @param {!Object} context Context.
  * @param {!VolumeManagerWrapper} volumeManager Volume manager.
  * @param {function(function())} toggleMode Function to toggle the Gallery mode.
  * @param {function(string):string} displayStringFunction String formatting
  *     function.
@@ skipping 34 matching lines @@
   this.topToolbar_ = topToolbar;
 
   /**
    * @type {!HTMLElement}
    * @private
    * @const
    */
   this.bottomToolbar_ = bottomToolbar;
 
   /**
-   * @type {!ImageEditor.Prompt}
+   * @type {!ImageEditorPrompt}
    * @private
    * @const
    */
   this.prompt_ = prompt;
 
   /**
    * @type {!ErrorBanner}
    * @private
    * @const
    */
@@ skipping 2065 matching lines @@
 /**
  * Handles mouse up events.
  * @param {!Event} event Wheel event.
  * @private
  */
 TouchHandler.prototype.onMouseUp_ = function(event) {
   if (event.button !== 0)
     return;
   this.clickStarted_ = false;
 };