spi/rootlogger.h: Avoid symbol hiding warning with MSVC.
spi/rootlogger.h: Avoid symbol hiding warning with MSVC.

ccpaging/log4cplus,csuideal/log4cplus,csuideal/log4cplus,ccpaging/log4cplus,ccpaging/log4cplus,csuideal/log4cplus,ccpaging/log4cplus,csuideal/log4cplus