Bug 1421501 - export NSS [Init,Shutdown]Context symbols r=fkiefer

MozReview-Commit-ID: Kmhn1dBSYUD

--HG--
extra : rebase_source : 1deef9e50a578b4ff24f3d44fafe4992838d0ceb

security/nss.symbols

@@ -261,6 +261,7 @@ NSS_Get_SEC_UTF8StringTemplate
 NSS_Get_SEC_UTF8StringTemplate_Util
 NSS_GetVersion
 NSS_Init
+NSS_InitContext
 NSS_Initialize
 NSS_InitWithMerge
 NSS_IsInitialized
@@ -271,6 +272,7 @@ NSS_SecureMemcmp
 NSS_SetAlgorithmPolicy
 NSS_SetDomesticPolicy
 NSS_Shutdown
+NSS_ShutdownContext
 NSSSMIME_GetVersion
 NSS_SMIMESignerInfo_SaveSMIMEProfile
 NSS_SMIMEUtil_FindBulkAlgForRecipients