Pull new GN binary @ r247206

tools/gn/secondary/net/third_party/nss/BUILD.gn

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 config("ssl_config") {
   include_dirs = [
     "//net/third_party/nss/ssl",
   ]
 }
 
@@ skipping 71 matching lines @@
       "ssl/win32err.c",
       "ssl/win32err.h",
     ]
   }
 
   if (is_linux) {
     include_dirs = [ "bodge" ]
     configs += [ "//third_party/nss:nss_linux_config" ]
   }
   if (is_mac) {
-    sources -= "ssl/bodge/secitem_array.c"
+    sources -= [ "ssl/bodge/secitem_array.c" ]
   }
 }