bug#5476: 23.1.91; bookmark open info node in fundamental mode

[Stefan Monnier]

>> 1. Emacs -q
>> 2. C-h i m d emacs RET
>> 3. C-x r m RET
>> 4. C-x r b and select the bookmark in step 3 (It is 'top' in my case)
>> 
>> The info will be opened in fundamental mode. Tested with bookmark.el
>> from the devel repo.
>> 
>> In GNU Emacs 23.1.91.2 (i386-apple-darwin9.8.0, Carbon Version 1.6.0 AppKit 
>> 949.54)
>> of 2010-01-01 on victoria.local
>> Windowing system distributor `Apple Inc.', version 10.5.8
>> configured using `configure  '--with-mac' 
>> '--prefix=/usr/local/opensource/emacs''

> The bug come from bookmark-default-handler that now doesn't handle
> buffer anymore (only file) thus most info functions are not loaded and
> `list*' (Cl) also.

> I have fixed bookmark-default-handler,

I'm not sure that would be right.  Instead, the bookmark for the info
buffer should create a bookmark that uses a different handler.


        Stefan