Enables an extension to restore its toolbar buttons to their default positions.
See IExchExtCommands : IUnknown.
HRESULT ResetToolbar(
UINT tbid,
ULONG ulFlags
);
Microsoft Exchange calls the IExchExtCommands::ResetToolbar method when the user chooses the Reset button from the Customize Toolbar dialog box, which means that the toolbar has been reset to its default state. The extension object should place its default toolbar buttons into their default locations.