Remove NetworkStateInformer's dependency on ProxyConfigServiceImpl.

chrome/browser/ui/webui/chromeos/login/network_state_informer.cc

Index: chrome/browser/ui/webui/chromeos/login/network_state_informer.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/network_state_informer.cc b/chrome/browser/ui/webui/chromeos/login/network_state_informer.cc
index a87c290c073babe7bd4fb9e0b04fd570a8a6e523..28832bc4dfb91f47e5e66cd3c18d4151addb4d4d 100644
--- a/chrome/browser/ui/webui/chromeos/login/network_state_informer.cc
+++ b/chrome/browser/ui/webui/chromeos/login/network_state_informer.cc
@@ -7,7 +7,8 @@
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
-#include "chrome/browser/chromeos/proxy_config_service_impl.h"
+#include "chrome/browser/prefs/proxy_config_dictionary.h"
+#include "chrome/browser/prefs/proxy_prefs.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chromeos/network/network_state.h"
 #include "chromeos/network/network_state_handler.h"
@@ -24,7 +25,8 @@ const int kNetworkStateCheckDelaySec = 3;
 namespace chromeos {
 
 NetworkStateInformer::NetworkStateInformer()
-    : state_(OFFLINE) {
+    : state_(OFFLINE),
+      weak_ptr_factory_(this) {
 }
 
 NetworkStateInformer::~NetworkStateInformer() {
@@ -89,7 +91,7 @@ void NetworkStateInformer::NetworkManagerChanged() {
     check_state_.Cancel();
     check_state_.Reset(
         base::Bind(&NetworkStateInformer::UpdateStateAndNotify,
-                   base::Unretained(this)));
+                   weak_ptr_factory_.GetWeakPtr()));
     base::MessageLoop::current()->PostDelayedTask(
         FROM_HERE,
         check_state_.callback(),
@@ -211,19 +213,9 @@ NetworkStateInformer::State NetworkStateInformer::GetNetworkState(
 bool NetworkStateInformer::IsProxyConfigured(const NetworkState* network) {
   DCHECK(network);
 
-  ProxyStateMap::iterator it = proxy_state_map_.find(network->guid());
-  if (it != proxy_state_map_.end() &&
-      it->second.proxy_config == network->proxy_config()) {
-    return it->second.configured;
-  }
-  net::ProxyConfig proxy_config;
-  if (!ProxyConfigServiceImpl::ParseProxyConfig(network->proxy_config(),
-                                                &proxy_config))
-    return false;
-  bool configured = !proxy_config.proxy_rules().empty();
-  proxy_state_map_[network->guid()] =
-      ProxyState(network->proxy_config(), configured);
-  return configured;
+  ProxyConfigDictionary proxy_dict(&network->proxy_config());
+  ProxyPrefs::ProxyMode mode;
+  return proxy_dict.GetMode(&mode) && mode == ProxyPrefs::MODE_FIXED_SERVERS;
 }
 
 }  // namespace chromeos