Adds bluetooth connection type to NetworkChangeNotifier.

net/base/network_change_notifier.h

 // 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.
 
 #ifndef NET_BASE_NETWORK_CHANGE_NOTIFIER_H_
 #define NET_BASE_NETWORK_CHANGE_NOTIFIER_H_
 
 #include "base/basictypes.h"
 #include "base/observer_list_threadsafe.h"
 #include "base/time/time.h"
@@ skipping 15 matching lines @@
 #endif
 
 // NetworkChangeNotifier monitors the system for network changes, and notifies
 // registered observers of those events.  Observers may register on any thread,
 // and will be called back on the thread from which they registered.
 // NetworkChangeNotifiers are threadsafe, though they must be created and
 // destroyed on the same thread.
 class NET_EXPORT NetworkChangeNotifier {
  public:
   // Using the terminology of the Network Information API:
   // http://www.w3.org/TR/netinfo-api.

[pauljensen, 2014/05/30 11:43:11]

This is no longer accurate with your change.  Maybe say it's a superset of the
NetInfo V3 spec? and provide a link.

[jkarlin, 2014/05/30 11:53:14]

Done.

   enum ConnectionType {
     CONNECTION_UNKNOWN = 0,  // A connection exists, but its type is unknown.
                              // Also used as a default value.
     CONNECTION_ETHERNET = 1,
     CONNECTION_WIFI = 2,
     CONNECTION_2G = 3,
     CONNECTION_3G = 4,
     CONNECTION_4G = 5,
     CONNECTION_NONE = 6,     // No connection.
-    CONNECTION_LAST = CONNECTION_NONE
+    CONNECTION_BLUETOOTH = 7,
+    CONNECTION_LAST = CONNECTION_BLUETOOTH
   };
 
   class NET_EXPORT IPAddressObserver {
    public:
     // Will be called when the IP address of the primary interface changes.
     // This includes when the primary interface itself changes.
     virtual void OnIPAddressChanged() = 0;
 
    protected:
     IPAddressObserver() {}
@@ skipping 268 matching lines @@
 
   // Computes NetworkChange signal from IPAddress and ConnectionType signals.
   scoped_ptr<NetworkChangeCalculator> network_change_calculator_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifier);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_NETWORK_CHANGE_NOTIFIER_H_