PR_NSEC_PER_MSEC   87 base/third_party/nspr/prtime.h #define PR_NSEC_PER_MSEC	1000000UL
PR_NSEC_PER_MSEC   60 third_party/npapi/npspy/extern/nspr/prtime.h #define PR_NSEC_PER_MSEC	1000000UL