Remove four useless checks in dlls/gdi32/enhmetafile.c (RESEND)

[Gerald Pfeifer]

On Mon, 19 Nov 2007, Alexandre Julliard wrote:
>> The members of EMRCREATEDIBPATTERNBRUSHPT are of type DWORD, so
>> comparing them for >= 0 is a noop which always evaluates to true.
>>
>> Gerald
>>
>> ChangeLog:
>> Remove four unnecessary comparisions of DWORD variables for >= 0.
> Validating the record is not unnecessary, it just needs to be done
> correctly by checking for wraparounds etc.

I had expected this comment for a different patch of mine.  In 
dlls/gdi32/enhmetafile.c we are just reading existing records,
so I'm not sure what you have in mind here?

Gerald