// Token: 0x06000A53 RID: 2643 internal abstract void RenameGroup(InstantMessageGroup group, string newGroupName);
// Token: 0x06000A52 RID: 2642 internal abstract void RemoveGroup(InstantMessageGroup group);
// Token: 0x06000A50 RID: 2640 internal abstract void CopyBuddy(InstantMessageGroup group, InstantMessageBuddy buddy);
// Token: 0x06000A4F RID: 2639 internal abstract void MoveBuddy(InstantMessageGroup oldGroup, InstantMessageGroup newGroup, InstantMessageBuddy buddy);
// Token: 0x06000A4E RID: 2638 internal abstract void RemoveFromGroup(InstantMessageGroup group, InstantMessageBuddy buddy);
// Token: 0x06000A48 RID: 2632 internal abstract void AddBuddy(InstantMessageBuddy buddy, InstantMessageGroup group);