Clean up remaining unused globals (on mac).

sync/tools/sync_client.cc

 // 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.
 
 #include <cstddef>
 #include <cstdio>
 #include <string>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
@@ skipping 46 matching lines @@
 // sync_listen_notifications.
 namespace syncer {
 namespace {
 
 const char kEmailSwitch[] = "email";
 const char kTokenSwitch[] = "token";
 const char kXmppHostPortSwitch[] = "xmpp-host-port";
 const char kXmppTrySslTcpFirstSwitch[] = "xmpp-try-ssltcp-first";
 const char kXmppAllowInsecureConnectionSwitch[] =
     "xmpp-allow-insecure-connection";
-const char kNotificationMethodSwitch[] = "notification-method";
 
 // Needed to use a real host resolver.
 class MyTestURLRequestContext : public net::TestURLRequestContext {
  public:
   MyTestURLRequestContext() : TestURLRequestContext(true) {
     context_storage_.set_host_resolver(
         net::HostResolver::CreateDefaultResolver(NULL));
     context_storage_.set_transport_security_state(
         new net::TransportSecurityState());
     Init();
@@ skipping 309 matching lines @@
   io_thread.Stop();
   return 0;
 }
 
 }  // namespace
 }  // namespace syncer
 
 int main(int argc, char* argv[]) {
   return syncer::SyncClientMain(argc, argv);
 }