Fix an unused variable in NSPR

nss.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'conditions': [
       ['OS=="ios"', {
         'exclude_nss_root_certs%': 0,
         'exclude_nss_libpkix%': 0,
@@ skipping 227 matching lines @@
             'defines': [
               'NO_NSPR_10_SUPPORT',
             ],
             'include_dirs': [
               'nspr/pr/include',
               'nspr/lib/ds',
               'nspr/lib/libc/include',
             ],
           },
           # TODO(wtc): suppress C4244 and C4554 in prdtoa.c.
-          'msvs_disabled_warnings': [4018, 4244, 4554, 4267,],
+          # TODO(davidben): suppress C4101 in prfdcach.c.

[wtc, 2015/04/10 22:22:06]

Please add the NSPR bug number
(https://bugzilla.mozilla.org/show_bug.cgi?id=1126408) and a note that this
suppression can be removed for NSPR 4.10.9 or later.

[davidben, 2015/04/13 18:47:53]

Done.

+          'msvs_disabled_warnings': [4018, 4244, 4554, 4267, 4101,],
           'variables': {
             'clang_warning_flags': [
               # nspr passes "const char*" through "void*".
               '-Wno-incompatible-pointer-types',
               # nspr passes "int*" through "unsigned int*".
               '-Wno-pointer-sign',
             ],
             'clang_warning_flags_unset': [
               # nspr uses assert(!"foo") instead of assert(false && "foo").
               '-Wstring-conversion',
@@ skipping 1026 matching lines @@
                 # mpi_x86_asm.c contains MSVC inline assembly code.
                 'nss/lib/freebl/mpi/mpi_x86_asm.c',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }