GaudiKernel → GaudiPluginService Relation

File in GaudiKernel/include/GaudiKernel	Includes file in GaudiPluginService
AlgTool.h	include / Gaudi / PluginService.h
ObjectFactory.h	include / Gaudi / PluginService.h
Service.h	include / Gaudi / PluginService.h