Add NetworkHandler to own network handlers in src/chromeos/network

chromeos/network/geolocation_handler.cc

Index: chromeos/network/geolocation_handler.cc
diff --git a/chromeos/network/geolocation_handler.cc b/chromeos/network/geolocation_handler.cc
index ed9aeb5a412a98236eb9805e1b2ccfa97a2edcdf..dfccd6d646128df15073d6f73ec278bb3a1a8033 100644
--- a/chromeos/network/geolocation_handler.cc
+++ b/chromeos/network/geolocation_handler.cc
@@ -13,8 +13,6 @@
 
 namespace chromeos {
 
-static GeolocationHandler* g_geolocation_handler = NULL;
-
 GeolocationHandler::GeolocationHandler()
     : wifi_enabled_(false),
       weak_ptr_factory_(this) {
@@ -36,27 +34,6 @@ void GeolocationHandler::Init() {
   manager_client->AddPropertyChangedObserver(this);
 }
 
-// static
-void GeolocationHandler::Initialize() {
-  CHECK(!g_geolocation_handler);
-  g_geolocation_handler = new GeolocationHandler();
-  g_geolocation_handler->Init();
-}
-
-// static
-void GeolocationHandler::Shutdown() {
-  CHECK(g_geolocation_handler);
-  delete g_geolocation_handler;
-  g_geolocation_handler = NULL;
-}
-
-// static
-GeolocationHandler* GeolocationHandler::Get() {
-  CHECK(g_geolocation_handler)
-      << "GeolocationHandler::Get() called before Initialize()";
-  return g_geolocation_handler;
-}
-
 bool GeolocationHandler::GetWifiAccessPoints(
     WifiAccessPointVector* access_points, int64* age_ms) {
   if (!wifi_enabled_)