// Token: 0x06000B29 RID: 2857 RVA: 0x0004EFD7 File Offset: 0x0004D1D7
internal static string ToGroupFormat(string groupId)
{
if (groupId == null)
{
throw new ArgumentNullException("groupId");
}
return(InstantMessageUtilities.PrefixString("grp:", groupId));
}
// Token: 0x06000B28 RID: 2856 RVA: 0x0004EFBC File Offset: 0x0004D1BC
internal static string ToSipFormat(string imAddress)
{
if (imAddress == null)
{
throw new ArgumentNullException("imAddress");
}
return(InstantMessageUtilities.PrefixString("sip:", imAddress));
}
