Cleanup of modal video manager.

src/lib/video/modal-video-manager.js

@@ -5,14 +5,10 @@ import VideoProvider from './video-provider.js';
 class ModalVideoManager {
     constructor (canvas) {
         this._videoProvider = new VideoProvider();
-        /**
-         * Frame update interval
-         * @type number
-         */
+
         this._frameTimeout = 16;
 
         this._canvas = canvas;
-        this._blankCanvasURL = this._canvas.toDataURL('image/png');
         // These values are double the stage dimensions so that the resulting
         // image does not have to get sized down to accomodate double resolution
         this._canvasWidth = 960; // Double Stage Width
@@ -40,12 +36,6 @@ class ModalVideoManager {
 
     _drawFrames () {
         const video = this._videoProvider.video;
-        // const drawImage = () => this._canvas.getContext('2d').drawImage(video,
-        //     // source x, y, width, height
-        //     0, 0, video.videoWidth, video.videoHeight,
-        //     // dest x, y, width, height
-        //     0, 0, this._canvasWidth, this._canvasHeight
-        // );
         this._videoFeedInterval = setInterval(() =>
             this._canvas.getContext('2d').drawImage(video,
                 // source x, y, width, height
@@ -53,14 +43,11 @@ class ModalVideoManager {
                 // dest x, y, width, height
                 0, 0, this._canvasWidth, this._canvasHeight
             ), this._frameTimeout);
-        // drawImage();
     }
 
     takeSnapshot () {
         clearInterval(this._videoFeedInterval);
-        // const currentCanvasURL =
         return this._canvas.toDataURL('image/png');
-        // if (currentCanvasURL !== this._blankCanvasURL) return currentCanvasURL;
     }
 
     clearSnapshot () {