fix(ADA-82): Caption Texts are Not Showing when Moving Cursor in Time…

… Bar (#738)

issue:
In Edge browser when video is paused and captions enabled, when seeking in seekbar the caption are not displayed on the player.

solution:
The issue is caused by old fix made here - #147 The original issue no longer reproducible so removed the old patch.

solves ADA-82

src/player.js

@@ -1941,12 +1941,6 @@ export default class Player extends FakeEventTarget {
           this._isOnLiveEdge = this.duration && this.currentTime ? this.currentTime >= this.duration - LIVE_EDGE_THRESHOLD && !this.paused : false;
         }
       });
-      this._eventManager.listen(this._engine, Html5EventType.SEEKED, () => {
-        const browser = this._env.browser.name;
-        if (browser === 'Edge' || browser === 'IE') {
-          this._removeTextCuePatch();
-        }
-      });
       this._eventManager.listen(this._engine, CustomEventType.MEDIA_RECOVERED, (event: FakeEvent) => this.dispatchEvent(event));
       this._eventManager.listen(this._engine, CustomEventType.IMAGE_TRACK_CHANGED, (event: FakeEvent) => this.dispatchEvent(event));
       this._eventManager.listen(this._engine, CustomEventType.TEXT_TRACK_ADDED, (event: FakeEvent) => this.dispatchEvent(event));
@@ -2054,24 +2048,6 @@ export default class Player extends FakeEventTarget {
     this._updateTextDisplay(this._activeTextCues);
   }
 
-  /**
-   * Handles the cue text removal issue, when seeking to a time without captions in IE \ edge the previous captions
-   * are not removed
-   * @returns {void}
-   * @private
-   */
-  _removeTextCuePatch(): void {
-    let filteredActiveTextCues = this._activeTextCues.filter(textCue => {
-      const cueEndTime = textCue._endTime;
-      const cueStartTime = textCue._startTime;
-      const currTime = this.currentTime;
-      if (currTime < cueEndTime && currTime > cueStartTime) {
-        return textCue;
-      }
-    });
-    this._updateTextDisplay(filteredActiveTextCues);
-  }
-
   /**
    * Handles the playback options, from current state or config.
    * @returns {void}