* Internal tracker initialization method to be implemented by sub trackers. This is * called by the initialize method when the tracker is initialized. * * This method _must_ call onInitializeSuccess or onInitializeFail
()
| 118 | * This method _must_ call onInitializeSuccess or onInitializeFail |
| 119 | */ |
| 120 | async _initializeTracker () { |
| 121 | this.onInitializeSuccess() |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Sets up initialization callbacks and top level promise so that |