bug 675593 - Add LTCG to AR_FLAGS when linking PGO with MSVC. Patch by ABE Hiroki <h.rayflood@gmail.com>. r=ted
bug 675593 - Add LTCG to AR_FLAGS when linking PGO with MSVC. Patch by ABE Hiroki <h.rayflood@gmail.com>. r=ted

makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub