Switch from OnIPAddressChanged and OnConnectionTypeChange to OnNetworkChanged

chrome/browser/google/google_url_tracker.cc

Index: chrome/browser/google/google_url_tracker.cc
diff --git a/chrome/browser/google/google_url_tracker.cc b/chrome/browser/google/google_url_tracker.cc
index b935e2b9d252a96f5896dbcda8c124e1342bc486..e2b064a57db127a1fbf9c94cad9a3a7de75371ce 100644
--- a/chrome/browser/google/google_url_tracker.cc
+++ b/chrome/browser/google/google_url_tracker.cc
@@ -43,7 +43,7 @@ GoogleURLTracker::GoogleURLTracker(Profile* profile, Mode mode)
       need_to_fetch_(false),
       need_to_prompt_(false),
       search_committed_(false) {
-  net::NetworkChangeNotifier::AddIPAddressObserver(this);
+  net::NetworkChangeNotifier::AddNetworkChangeObserver(this);
 
   // Because this function can be called during startup, when kicking off a URL
   // fetch can eat up 20 ms of time, we delay five seconds, which is hopefully
@@ -244,16 +244,19 @@ void GoogleURLTracker::Observe(int type,
   }
 }
 
-void GoogleURLTracker::OnIPAddressChanged() {
-  already_fetched_ = false;
-  StartFetchIfDesirable();
+void GoogleURLTracker::OnNetworkChanged(
+    net::NetworkChangeNotifier::ConnectionType type) {
+  if (type != net::NetworkChangeNotifier::CONNECTION_NONE) {
+    already_fetched_ = false;
+    StartFetchIfDesirable();
+  }
 }
 
 void GoogleURLTracker::Shutdown() {
   registrar_.RemoveAll();
   weak_ptr_factory_.InvalidateWeakPtrs();
   fetcher_.reset();
-  net::NetworkChangeNotifier::RemoveIPAddressObserver(this);
+  net::NetworkChangeNotifier::RemoveNetworkChangeObserver(this);
 }
 
 void GoogleURLTracker::DeleteMapEntryForService(