Use ChannelMojo from the browser to NaCl loader process.

content/content_nacl_nonsfi.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': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/common_untrusted.gypi',
@@ skipping 11 matching lines @@
             'build_newlib': 0,
             'build_irt': 0,
             'build_pnacl_newlib': 0,
             'build_nonsfi_helper': 1,
 
             'sources': [
               'common/sandbox_linux/sandbox_init_linux.cc',
               'common/sandbox_linux/sandbox_seccomp_bpf_linux.cc',
               'common/send_zygote_child_ping_linux.cc',
               'public/common/content_switches.cc',
+              'public/common/mojo_channel_switches.cc',
             ],
           },
           'defines': [
             'USE_SECCOMP_BPF=1',
           ],
           'dependencies': [
             '../base/base_nacl.gyp:base_nacl_nonsfi',
           ],
         },
       ],
     }],
   ],
 }