Added UMA actions to devices page

chrome/browser/ui/webui/local_discovery/local_discovery_ui.cc

Index: chrome/browser/ui/webui/local_discovery/local_discovery_ui.cc
diff --git a/chrome/browser/ui/webui/local_discovery/local_discovery_ui.cc b/chrome/browser/ui/webui/local_discovery/local_discovery_ui.cc
index 5d14c70135bb0079cf1dac6898019cb014776dab..8dd07d58c80bb2e0ab8172df38ab0cb3fc1c91d4 100644
--- a/chrome/browser/ui/webui/local_discovery/local_discovery_ui.cc
+++ b/chrome/browser/ui/webui/local_discovery/local_discovery_ui.cc
@@ -6,6 +6,7 @@
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/local_discovery/local_discovery_ui_handler.h"
+#include "chrome/browser/ui/webui/metrics_handler.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
@@ -83,4 +84,5 @@ LocalDiscoveryUI::LocalDiscoveryUI(content::WebUI* web_ui)
   // TODO(gene): Use LocalDiscoveryUIHandler to send updated to the devices
   // page. For example
   web_ui->AddMessageHandler(local_discovery::LocalDiscoveryUIHandler::Create());
+  web_ui->AddMessageHandler(new MetricsHandler());
 }