Bug 434187: fixed a MSVC compiler warning about signed/unsigned comparison. r=nelson
Bug 434187: fixed a MSVC compiler warning about signed/unsigned comparison.
r=nelson

nmav/nss,nmav/nss,ekr/nss-old,ekr/nss-old,nmav/nss,ekr/nss-old,ekr/nss-old,ekr/nss-old,nmav/nss,ekr/nss-old,ekr/nss-old,nmav/nss,nmav/nss,nmav/nss