message: Type Canvas.dimensions
diff: @@ -30,9 +30,15 @@ declare class Canvas {
  id: null;
  + /**
  + * @defaultValue `null`
  + */
  scene: Scene | null;
  - dimensions: null;
  + /**
  + * @defaultValue `null`
  + */
  + dimensions: Canvas.Dimensions | null;
  /**
  * Track the timestamp of the last stage zoom operation
  