src/vs/workbench/browser/parts/activitybar/activitybarPart.ts/ActivitybarPart/toggleAccountsActivity
class ActivitybarPart:	private toggleAccountsActivity() {
		if (this.globalActivityActionBar) {
			if (this.accountsActivityAction) {
				this.globalActivityActionBar.pull(ActivitybarPart.ACCOUNTS_ACTION_INDEX);
				this.accountsActivityAction = undefined;
			} else {
				this.accountsActivityAction = this._register(new ActivityAction({
					id: 'workbench.actions.accounts',
					name: localize('accounts', "Accounts"),
					cssClass: Codicon.account.classNames
				}));
				this.globalActivityActionBar.push(this.accountsActivityAction, { index: ActivitybarPart.ACCOUNTS_ACTION_INDEX });
			}
		}

		this.updateGlobalActivity(ACCOUNTS_ACTIVITY_ID);
	}