Adds type information to the NetworkStateNotifier. Also allows for registration of observers.

Source/web/WebNetworkStateNotifier.cpp

Index: Source/web/WebNetworkStateNotifier.cpp
diff --git a/Source/web/WebNetworkStateNotifier.cpp b/Source/web/WebNetworkStateNotifier.cpp
index 47325b0d8375badebfccc7baacd7ca437eab432b..84d10722a2a2d3c9dfd51599d9d56fceb21ac07d 100644
--- a/Source/web/WebNetworkStateNotifier.cpp
+++ b/Source/web/WebNetworkStateNotifier.cpp
@@ -42,4 +42,9 @@ void WebNetworkStateNotifier::setOnLine(bool onLine)
     networkStateNotifier().setOnLine(onLine);

[adamk, 2014/05/20 15:00:36]

Do you plan to unify the setOnLine bit with the WebConnectionType bit? It
strikes me that "online" is probably something you can determine if you know the
connection type.

[jkarlin, 2014/05/20 16:20:23]

Today we determine online by connection type, but perhaps not in the future. 
I'd like to leave them separate.

 }
 
+void WebNetworkStateNotifier::setWebConnectionType(WebNetworkConnection::ConnectionType type)
+{
+    networkStateNotifier().setWebConnectionType(type);
+}
+
 } // namespace blink