Fix the Qt build following the same pattern of the patch.

../WebCore: 

* loader/icon/IconDatabase.h:
* loader/icon/IconDatabaseBase.cpp:
(WebCore::IconDatabaseBase::databasePath): Added to the virtual base.
* loader/icon/IconDatabaseBase.h:
(WebCore::IconDatabaseBase::isOpen): Ditto.

../WebKit/qt: 

Reviewed by attempt at build fix!

* Api/qwebsettings.cpp:
(QWebSettings::setIconDatabasePath): Call the static method via IconDatabase:: and not via iconDatabase()



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@80905 268f45cc-cd09-0410-ab3c-d52691b4dbfc