Remove unnecessary iOS ifdefs in NSS files.

net/cert/x509_util_nss.h

Index: net/cert/x509_util_nss.h
diff --git a/net/cert/x509_util_nss.h b/net/cert/x509_util_nss.h
index b0ba5925da25409a6b28f52ca5ea97f58ef5b94d..d0839c9cbf6028bf63d770efa3de81cd2647f875 100644
--- a/net/cert/x509_util_nss.h
+++ b/net/cert/x509_util_nss.h
@@ -28,7 +28,6 @@ namespace net {
 
 namespace x509_util {
 
-#if defined(USE_NSS_CERTS)
 // Parses the Principal attribute from |name| and outputs the result in
 // |principal|.
 void ParsePrincipal(CERTName* name,
@@ -127,7 +126,6 @@ bool IsCertificateIssuedBy(const std::vector<CERTCertificate*>& cert_chain,
 std::string GetUniqueNicknameForSlot(const std::string& nickname,
                                      const SECItem* subject,
                                      PK11SlotInfo* slot);
-#endif  // defined(USE_NSS_CERTS)
 
 } // namespace x509_util