Video Player: Show the status icon on display when the status is changed

ui/file_manager/video_player/js/media_controls.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';
 
 /**
  * @fileoverview MediaControls class implements media playback controls
  * that exist outside of the audio/video HTML element.
  */
@@ skipping 243 matching lines @@
 /**
  * @param {boolean} on True if dragging.
  * @private
  */
 MediaControls.prototype.onProgressDrag_ = function(on) {
   if (!this.media_)
     return;  // Media is detached.
 
   if (on) {
     this.resumeAfterDrag_ = this.isPlaying();
-    this.media_.pause();
+    this.media_.pause(true /* seeking */);
   } else {
     if (this.resumeAfterDrag_) {
       if (this.media_.ended)
         this.onMediaPlay_(false);
       else
-        this.media_.play();
+        this.media_.play(true /* seeking */);
     }
     this.updatePlayButtonState_(this.isPlaying());
   }
 };
 
 /*
  * Volume controls
  */
 
 /**
@@ skipping 946 matching lines @@
 AudioControls.prototype.onAdvanceClick_ = function(forward) {
   if (!forward &&
       (this.getMedia().currentTime > AudioControls.TRACK_RESTART_THRESHOLD)) {
     // We are far enough from the beginning of the current track.
     // Restart it instead of than skipping to the previous one.
     this.getMedia().currentTime = 0;
   } else {
     this.advanceTrack_(forward);
   }
 };