Reduce number of unnamed-type-template-args violations.

content/common/media/media_stream_options.cc

 // Copyright (c) 2011 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 "content/common/media/media_stream_options.h"
 
 namespace media_stream {
 
+// static
+const int StreamDeviceInfo::kNoId = -1;
+
 StreamDeviceInfo::StreamDeviceInfo()
     : stream_type(kNoService),
       in_use(false),
       session_id(kNoId) {}
 
 StreamDeviceInfo::StreamDeviceInfo(MediaStreamType service_param,
                                    const std::string& name_param,
                                    const std::string& device_param,
                                    bool opened)
     : stream_type(service_param),
       name(name_param),
       device_id(device_param),
       in_use(opened),
       session_id(kNoId) {}
 
 }  // namespace media_stream