[patch] to bug 88243

[Paul Temple]

> Can you apply the attached patch to testregression, and tell
> me whether running it with -nouse-xvfb works for you?

./testregression -nouse-xvfb /blabla/kdecvs/khtmltests/regression
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lt-testregression: Unknown option '-nouse-xvfb'.
lt-testregression: Use --help to get a list of available command 
line options.
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./testregression /blabla/kdecvs/khtmltests/regression
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FAILURE (KCmdLineArgs):
Application requests for isSet("use-xvfb") but the "use-xvfb" 
option
has never been specified via addCmdLineOptions( ... )

lt-testregression: kcmdlineargs.cpp:1171: bool 
KCmdLineArgs::isSet(const char*) const: Assertion `0' failed.
Aborted
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