Bugzilla bug 131350: export SEC_PKCS12DecoderGetCerts from smime.def.

r=relyea.

security/nss/lib/smime/smime.def

@@ -189,6 +189,7 @@ CERT_DecodeCertFromPackage;
 NSS_CMSMessage_IsSigned;
 NSS_CMSSignedData_SetDigestValue;
 NSS_SMIMESignerInfo_SaveSMIMEProfile;
+SEC_PKCS12DecoderGetCerts;
 SEC_PKCS7ContainsCertsOrCrls;
 SEC_PKCS7ContentIsEncrypted;
 SEC_PKCS7ContentIsSigned;