Added the reply/loop icon to the video player.

chrome/browser/resources/file_manager/css/audio_player.css

 /* 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. */
 
 body {
   -webkit-user-select: none;
   overflow: hidden;
   padding: 0;
 }
 
@@ skipping 232 matching lines @@
   height: 29px;
   margin-top: 1px;
   width: 29px;
 }
 
 .audio-controls .media-button.play {
   margin-left: -10px;
   margin-right: -8px;
 }
 
-.audio-controls .media-button.play > .state0.normal {
+.audio-controls .media-button.play > .default.normal,
+.audio-controls .media-button.play > .ended.normal {
   background-image: -webkit-image-set(
     url('../images/media/media_play_audio.png') 1x,
     url('../images/media/2x/media_play_audio.png') 2x);
 }
 
-.audio-controls .media-button.play > .state0.hover {
+.audio-controls .media-button.play > .default.hover,
+.audio-controls .media-button.play > .ended.hover {
   background-image: -webkit-image-set(
     url('../images/media/media_play_audio_hover.png') 1x,
     url('../images/media/2x/media_play_audio_hover.png') 2x);
 }
 
-.audio-controls .media-button.play > .state0.active {
+.audio-controls .media-button.play > .default.active,
+.audio-controls .media-button.play > .ended.active {
   background-image: -webkit-image-set(
     url('../images/media/media_play_audio_down.png') 1x,
     url('../images/media/2x/media_play_audio_down.png') 2x);
 }
 
-.audio-controls .media-button.play > .state1.normal {
+.audio-controls .media-button.play > .playing.normal {
   background-image: -webkit-image-set(
     url('../images/media/media_pause_audio.png') 1x,
     url('../images/media/2x/media_pause_audio.png') 2x);
 }
 
-.audio-controls .media-button.play > .state1.hover {
+.audio-controls .media-button.play > .playing.hover {
   background-image: -webkit-image-set(
     url('../images/media/media_pause_audio_hover.png') 1x,
     url('../images/media/2x/media_pause_audio_hover.png') 2x);
 }
 
-.audio-controls .media-button.play > .state1.active {
+.audio-controls .media-button.play > .playing.active {
   background-image: -webkit-image-set(
     url('../images/media/media_pause_audio_down.png') 1x,
     url('../images/media/2x/media_pause_audio_down.png') 2x);
 }
 
 .audio-controls .time-controls {
   margin-left: 10px;
   margin-right: 9px;
 }
 
@@ skipping 98 matching lines @@
                       inset -1px -1px 0 rgba(0, 0, 0, 0.07);
   background-color: rgba(0, 0, 0, 0.05);
 }
 
 ::-webkit-scrollbar-track:vertical {
   background-clip: padding-box;
   background-color: transparent;
   border-left: 5px solid transparent;
   border-right: 0 solid transparent;
 }