Random clean up around Chrome OS file manager code.

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 233 matching lines @@
 
 /**
  * Loads and display a new image.
  *
  * Loads the thumbnail first, then replaces it with the main image.
  * Takes into account the image orientation encoded in the metadata.
  *
  * @param {Gallery.Item} item Gallery item to be loaded.
  * @param {Object} effect Transition effect object.
  * @param {function(number} displayCallback Called when the image is displayed
- *   (possibly as a prevew).
+ *   (possibly as a preview).
  * @param {function(number} loadCallback Called when the image is fully loaded.
  *   The parameter is the load type.
  */
 ImageView.prototype.load =
     function(item, effect, displayCallback, loadCallback) {
   var entry = item.getEntry();
   var metadata = item.getMetadata() || {};
 
   if (effect) {
     // Skip effects when reloading repeatedly very quickly.
@@ skipping 425 matching lines @@
   return this.getDuration() + ImageView.Effect.MARGIN;
 };
 
 /**
  * @return {string} CSS transition timing function name.
  */
 ImageView.Effect.prototype.getTiming = function() { return this.timing_; };
 
 /**
  * Obtains the CSS transformation string of the effect.
- * @param {DOMCanvas} element Canvas element to be applied the transforamtion.
+ * @param {DOMCanvas} element Canvas element to be applied the transformation.
  * @param {Viewport} viewport Current viewport.
  * @return CSS transformation description.
  */
 ImageView.Effect.prototype.transform = function(element, viewport) {
   throw new Error('Not implemented.');
 };
 
 /**
  * Default effect.
  *
@@ skipping 51 matching lines @@
 ImageView.Effect.Slide.prototype.transform = function(element, viewport) {
   return viewport.getShiftTransformation(this.shift_);
 };
 
 /**
  * Zoom effect.
  *
  * Animates the original rectangle to the target rectangle.
  *
  * @param {number} previousImageWidth Width of the full resolution image.
- * @param {number} previousImageHeight Hieght of the full resolution image.
+ * @param {number} previousImageHeight Height of the full resolution image.
  * @param {Rect} imageCropRect Crop rectangle in the full resolution image.
  * @param {number=} opt_duration Duration of the effect.
  * @constructor
  * @extends {ImageView.Effect}
  */
 ImageView.Effect.Zoom = function(
     previousImageWidth, previousImageHeight, imageCropRect, opt_duration) {
   ImageView.Effect.call(this,
       opt_duration || ImageView.Effect.DEFAULT_DURATION, 'ease-out');
   this.previousImageWidth_ = previousImageWidth;
@@ skipping 50 matching lines @@
 };
 
 ImageView.Effect.Rotate.prototype = { __proto__: ImageView.Effect.prototype };
 
 /**
  * @override
  */
 ImageView.Effect.Rotate.prototype.transform = function(element, viewport) {
   return viewport.getInverseTransformForRotatedImage(this.orientation_);
 };