Delete bundled copy of NSS and replace with README.

nspr/lib/libc/src/strlen.c

-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* 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/. */
-
-#include "plstr.h"
-#include "prtypes.h"
-#include "prlog.h"
-#include <string.h>
-
-PR_IMPLEMENT(PRUint32)
-PL_strlen(const char *str)
-{
-    size_t l;
-
-    if( (const char *)0 == str ) return 0;
-
-    l = strlen(str);
-
-    /* error checking in case we have a 64-bit platform -- make sure
-     * we don't have ultra long strings that overflow an int32
-     */ 
-    if( sizeof(PRUint32) < sizeof(size_t) )
-    {
-        if( l > PR_INT32_MAX )
-            PR_Assert("l <= PR_INT32_MAX", __FILE__, __LINE__);
-    }
-
-    return (PRUint32)l;
-}
-
-PR_IMPLEMENT(PRUint32)
-PL_strnlen(const char *str, PRUint32 max)
-{
-    register const char *s;
-
-    if( (const char *)0 == str ) return 0;
-    for( s = str; max && *s; s++, max-- )
-        ;
-
-    return (PRUint32)(s - str);
-}