2008-05-16  Julien Chaffraix  <jchaffraix@webkit.org>

        Reviewed by Eric.

        Preparatory work for bug 9191: JS*ElementWrapperFactory should be autogenerated

        Make video tags use a header guard so that make_names.pl for factory generation.

        - Add video tag guard in HTMLTagNames.in & give an extraDefines parameter to make_names.pl
        when generating HTMLNames.

        - Modify the different build systems to accomodate the new parameter.

        - Small make_names.pl clean up (mainly code generated coding style issue).

        * DerivedSources.make: Add HTML_FLAGS and pass it to make_names.pl
        if it is defined (similar to SVG)

        * GNUmakefile.am: Add HTML_FEATURES & HTML_FLAGS and pass it to
        make_names.pl if HTML_FLAGS is defined.

        * WebCore.pro: Pass $${DEFINES} to make_names.pl.

        * dom/make_names.pl:
        * html/HTMLElement.cpp:
        (WebCore::inlineTagList): Add ENABLE(VIDEO) guard.
        * html/HTMLTagNames.in: Di...