Fixes build failure on Windows, by Rainer Klaffenboeck.
Fixes build failure on Windows, by Rainer Klaffenboeck.

Perfexion/googletest,old8xp/googletest-from-google,goby/googletest,BeeswaxIO/googletest,dpull/googletest,osamu0329nakamura/googletest,goby/googletest,dpull/googletest,marcossilvadecastro/googletest,osamu0329nakamura/googletest,BeeswaxIO/googletest,amitkr/googletest,marcossilvadecastro/googletest,amitkr/googletest,goby/googletest,gclone/googletest,old8xp/googletest-from-google,marcossilvadecastro/googletest,amitkr/googletest,old8xp/googletest-from-google,BeeswaxIO/googletest,Perfexion/googletest,marcossilvadecastro/googletest,gclone/googletest,dpull/googletest,Perfexion/googletest,gclone/googletest,osamu0329nakamura/googletest