src/vs/workbench/contrib/terminal/browser/remoteTerminalBackend.ts/RemoteTerminalBackend/updateIcon
class RemoteTerminalBackend:	async updateIcon(id: number, userInitiated: boolean, icon: TerminalIcon, color?: string): Promise<void> {
		await this._remoteTerminalChannel?.updateIcon(id, userInitiated, icon, color);
	}