$(internal_src_dir)/event/common/property-notification-impl.cpp \
$(internal_src_dir)/event/common/property-notification-manager.cpp \
$(internal_src_dir)/event/common/property-helper.cpp \
$(internal_src_dir)/event/common/property-notification-impl.cpp \
$(internal_src_dir)/event/common/property-notification-manager.cpp \
$(internal_src_dir)/event/common/property-helper.cpp \