Nitpicking fixes for Files.app code.

ui/file_manager/file_manager/foreground/js/media/audio_player.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.
 
 'use strict';
 
 /**
  * TODO(mtomasz): Rewrite the entire audio player.
  *
  * @param {HTMLElement} container Container element.
@@ skipping 450 matching lines @@
     // Expanded.
     if (this.lastExpandedHeight_) {
       targetHeight = this.lastExpandedHeight_;
     } else {
       var expandedListHeight =
         Math.min(this.entries_.length, AudioPlayer.DEFAULT_EXPANDED_ITEMS) *
                                     AudioPlayer.TRACK_HEIGHT;
       targetHeight = AudioPlayer.CONTROLS_HEIGHT + expandedListHeight;
     }
   } else {
-    // Not expaned.
+    // Not expanded.
     targetHeight = AudioPlayer.CONTROLS_HEIGHT + AudioPlayer.TRACK_HEIGHT;
   }
 
   window.resizeTo(window.innerWidth, targetHeight + AudioPlayer.HEADER_HEIGHT);
 };
 
 /**
  * Create a TrackInfo object encapsulating the information about one track.
  *
  * @param {HTMLElement} container Container element.
@@ skipping 127 matching lines @@
  * Restore the state after page/app reload.
  */
 FullWindowAudioControls.prototype.restorePlayState = function() {
   if (this.restoreWhenLoaded_) {
     this.restoreWhenLoaded_ = false;  // This should only work once.
     if (this.decodeState())
       return;
   }
   this.play();
 };