Suppress opus warning about optimization in opus_nacl

third_party/opus/opus_nacl.gyp

 # Copyright 2014 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': {
-    'werror': '',
-  },
   'includes': [
     '../../native_client/build/untrusted.gypi',
   ],
   'targets': [
     {
       'target_name': 'opus_nacl',
       'type': 'none',
       'variables': {
         'nlib_target': 'libopus_nacl.a',
         'build_glibc': 0,
@@ skipping 14 matching lines @@
         'src/celt',
         'src/include',
         'src/silk',
         'src/silk/float',
       ],
       'includes': ['opus_srcs.gypi', ],
       'sources': [
         '<@(opus_common_sources)',
         '<@(opus_float_sources)',
       ],
+      # Suppress a warning given by opus_decoder.c that tells us
+      # optimizations are turned off.
+      'cflags': [
+        '-Wno-#pragma-messages',
+      ],
     },  # end of target 'opus_nacl'
   ],
 }