Add wifi AP info to system profile metrics

net/base/network_change_notifier.cc

Index: net/base/network_change_notifier.cc
diff --git a/net/base/network_change_notifier.cc b/net/base/network_change_notifier.cc
index d451e075aa1e79289b5311ab4d03602e8f9d9a56..24257a4e414a7306f7932fa34b66f5d6a459c002 100644
--- a/net/base/network_change_notifier.cc
+++ b/net/base/network_change_notifier.cc
@@ -526,6 +526,11 @@ NetworkChangeNotifier* NetworkChangeNotifier::Create() {
 #endif
 }
 
+bool NetworkChangeNotifier::GetCurrentWifiApInfo(
+    NetworkChangeNotifier::WifiApInfo &info) {
+  return false;
+}
+
 // static
 NetworkChangeNotifier::ConnectionType
 NetworkChangeNotifier::GetConnectionType() {
@@ -535,6 +540,13 @@ NetworkChangeNotifier::GetConnectionType() {
 }
 
 // static
+bool NetworkChangeNotifier::GetWifiApInfo(WifiApInfo &info) {
+  return g_network_change_notifier ?
+      g_network_change_notifier->GetCurrentWifiApInfo(info) :
+      false;
+}
+
+// static
 void NetworkChangeNotifier::GetDnsConfig(DnsConfig* config) {
   if (!g_network_change_notifier) {
     *config = DnsConfig();