Delete bundled copy of NSS and replace with README.

nspr/pr/src/pthreads/ptmisc.c

Index: nspr/pr/src/pthreads/ptmisc.c
diff --git a/nspr/pr/src/pthreads/ptmisc.c b/nspr/pr/src/pthreads/ptmisc.c
deleted file mode 100644
index bbc6d56bccb2c051c25b2b50fd1a2758e10dff8f..0000000000000000000000000000000000000000
--- a/nspr/pr/src/pthreads/ptmisc.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/* -*- 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/. */
-
-/*
-** File:   ptmisc.c
-** Descritpion:  Implemenation of miscellaneous methods for pthreads
-*/
-
-#if defined(_PR_PTHREADS)
-
-#include "primpl.h"
-
-#include <stdio.h>
-#ifdef SOLARIS
-#include <thread.h>
-#endif
-
-#define PT_LOG(f)
-
-void _PR_InitCPUs(void) {PT_LOG("_PR_InitCPUs")}
-void _PR_InitStacks(void) {PT_LOG("_PR_InitStacks")}
-
-PR_IMPLEMENT(void) PR_SetConcurrency(PRUintn numCPUs) 
-{
-#ifdef SOLARIS
-	thr_setconcurrency(numCPUs);	
-#else
-	PT_LOG("PR_SetConcurrency");
-#endif
-}
-
-PR_IMPLEMENT(void) PR_SetThreadRecycleMode(PRUint32 flag)
-    {PT_LOG("PR_SetThreadRecycleMode")}
-
-#endif /* defined(_PR_PTHREADS) */
-
-/* ptmisc.c */