src/vs/platform/windows/electron-main/windowsMainService.ts/WindowsMainService/sendToFocused
class WindowsMainService:	sendToFocused(channel: string, ...args: any[]): void {
		const focusedWindow = this.getFocusedWindow() || this.getLastActiveWindow();

		focusedWindow?.sendWhenReady(channel, CancellationToken.None, ...args);
	}