Nitpicking fixes for Files.app code.

ui/file_manager/image_loader/image_loader.js

 // Copyright 2013 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';
 
 /**
  * Loads and resizes an image.
  * @constructor
  */
@@ skipping 18 matching lines @@
     var initPromises = volumeMetadataList.map(function(volumeMetadata) {
       var requestPromise = new Promise(function(callback) {
         chrome.fileBrowserPrivate.requestFileSystem(
             volumeMetadata.volumeId,
             callback);
       });
       return requestPromise;
     });
     initPromises.push(new Promise(this.cache_.initialize.bind(this.cache_)));
 
-    // After all initializatino promises are done, start the worker.
+    // After all initialization promises are done, start the worker.
     Promise.all(initPromises).then(this.worker_.start.bind(this.worker_));
 
     // Listen for mount events, and grant permissions to volumes being mounted.
     chrome.fileBrowserPrivate.onMountCompleted.addListener(
         function(event) {
           if (event.eventType == 'mount' && event.status == 'success') {
             chrome.fileBrowserPrivate.requestFileSystem(
                 event.volumeMetadata.volumeId, function() {});
           }
         });
@@ skipping 175 matching lines @@
   targetContext.translate(target.width / 2, target.height / 2);
   targetContext.rotate(orientation * Math.PI / 2);
   targetContext.drawImage(
       source,
       0, 0,
       source.width, source.height,
       -drawImageWidth / 2, -drawImageHeight / 2,
       drawImageWidth, drawImageHeight);
   targetContext.restore();
 };