[NetInfo] Add Blink support for connection.change, connection.downlinkMax, and wimax

Source/web/WebNetworkStateNotifier.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 24 matching lines @@
 
 namespace blink {
 
 void WebNetworkStateNotifier::setOnLine(bool onLine)
 {
     networkStateNotifier().setOnLine(onLine);
 }
 
 void WebNetworkStateNotifier::setWebConnectionType(WebConnectionType type)
 {
-    networkStateNotifier().setWebConnectionType(type);
+    setWebConnection(type, 0.0);
+}
+
+void WebNetworkStateNotifier::setWebConnection(WebConnectionType type, double maxBandwidthMbps)
+{
+    networkStateNotifier().setWebConnection(type, maxBandwidthMbps);
 }
 
 } // namespace blink