Gallery.app: Update thumbnail when a file is edited on the photo editor.

ui/file_manager/gallery/js/image_editor/image_view.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.
 
 'use strict';
 
 /**
  * The overlay displaying the image.
  *
  * @param {HTMLElement} container The container element.
@@ skipping 385 matching lines @@
                          success ? thumbnailLoader.getImage() : null);
       });
     } else {
       loadMainImage(ImageView.LOAD_TYPE_IMAGE_FILE, entry,
           false /* no preview*/, 0 /* delay */);
     }
   }
 
   function displayThumbnail(loadType, canvas) {
     if (canvas) {
+      var width = null;
+      var height = null;
+      if (metadata.media) {
+        width = metadata.media.width;
+        height = metadata.media.height;
+      }
+      // If metadata.drive.present is true, the image data is loaded directly
+      // from local cache, whose size may be out of sync with the drive
+      // metadata.
+      if (metadata.drive && !metadata.drive.present) {
+        width = metadata.drive.imageWidth;
+        height = metadata.drive.imageHeight;
+      }
       self.replace(
           canvas,
           effect,
-          (metadata.media && metadata.media.width) ||
-              metadata.drive.imageWidth,
-          (metadata.media && metadata.media.height) ||
-              metadata.drive.imageHeight,
+          width,
+          height,
           true /* preview */);
       if (displayCallback) displayCallback();
     }
     loadMainImage(loadType, entry, !!canvas,
         (effect && canvas) ? effect.getSafeInterval() : 0);
   }
 
   function loadMainImage(loadType, contentEntry, previewShown, delay) {
     if (self.prefetchLoader_.isLoading(contentEntry)) {
       // The image we need is already being prefetched. Initiating another load
@@ skipping 635 matching lines @@
 
 /**
  * @param {HTMLCanvasElement|HTMLVideoElement} element Element.
  * @return {string} Transform string.
  */
 ImageView.Effect.Rotate.prototype.transform = function(element) {
   var ratio = ImageView.Effect.getPixelRatio_(element);
   return 'rotate(' + (this.rotate90_ * 90) + 'deg) ' +
          'scale(' + (this.scale_ / ratio) + ')';
 };