src/vs/workbench/api/common/extHostSCM.ts/ExtHostSourceControl/dispose
class ExtHostSourceControl:	dispose(): void {
		this._acceptInputDisposables.dispose();
		this._actionButtonDisposables.dispose();
		this._statusBarDisposables.dispose();

		this._groups.forEach(group => group.dispose());
		this.#proxy.$unregisterSourceControl(this.handle);
	}