Delete bundled copy of NSS and replace with README.

nss/lib/freebl/gcm.h

-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#ifndef GCM_H
-#define GCM_H 1
-
-#include "blapii.h"
-
-typedef struct GCMContextStr GCMContext;
-
-/*
- * The context argument is the inner cipher context to use with cipher. The
- * GCMContext does not own context. context needs to remain valid for as long
- * as the GCMContext is valid.
- *
- * The cipher argument is a block cipher in the ECB encrypt mode.
- */
-GCMContext * GCM_CreateContext(void *context, freeblCipherFunc cipher,
-                        const unsigned char *params, unsigned int blocksize);
-void GCM_DestroyContext(GCMContext *gcm, PRBool freeit);
-SECStatus GCM_EncryptUpdate(GCMContext  *gcm, unsigned char *outbuf,
-                        unsigned int *outlen, unsigned int maxout,
-                        const unsigned char *inbuf, unsigned int inlen,
-                        unsigned int blocksize);
-SECStatus GCM_DecryptUpdate(GCMContext *gcm, unsigned char *outbuf,
-                        unsigned int *outlen, unsigned int maxout,
-                        const unsigned char *inbuf, unsigned int inlen,
-                        unsigned int blocksize);
-
-#endif