Added uma for pin unlock set up.

chrome/browser/ui/webui/settings/md_settings_ui.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/settings/md_settings_ui.h"
 
 #include <stddef.h>
 
 #include <string>
 
 #include "base/metrics/histogram_macros.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/metrics_handler.h"
 #include "chrome/browser/ui/webui/settings/about_handler.h"
 #include "chrome/browser/ui/webui/settings/appearance_handler.h"
 #include "chrome/browser/ui/webui/settings/browser_lifetime_handler.h"
 #include "chrome/browser/ui/webui/settings/downloads_handler.h"
 #include "chrome/browser/ui/webui/settings/font_handler.h"
 #include "chrome/browser/ui/webui/settings/languages_handler.h"
 #include "chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.h"
 #include "chrome/browser/ui/webui/settings/metrics_reporting_handler.h"
 #include "chrome/browser/ui/webui/settings/people_handler.h"
 #include "chrome/browser/ui/webui/settings/profile_info_handler.h"
@@ skipping 50 matching lines @@
 #endif  // defined(USE_NSS_CERTS)
 
   AddSettingsPageUIHandler(new ClearBrowsingDataHandler(web_ui));
   AddSettingsPageUIHandler(new BrowserLifetimeHandler());
   AddSettingsPageUIHandler(new CookiesViewHandler());
   AddSettingsPageUIHandler(new DownloadsHandler());
   AddSettingsPageUIHandler(new FontHandler(web_ui));
   AddSettingsPageUIHandler(new ProtocolHandlersHandler());
   AddSettingsPageUIHandler(new LanguagesHandler(web_ui));
   AddSettingsPageUIHandler(new MediaDevicesSelectionHandler(profile));
+  web_ui->AddMessageHandler(new MetricsHandler());

[jdufault, 2016/09/13 22:28:35]

Add this after all of the AddSettingsPageUIHandlers have been added.

[sammiequon, 2016/09/14 02:00:56]

Done.

 #if defined(GOOGLE_CHROME_BUILD) && !defined(OS_CHROMEOS)
   AddSettingsPageUIHandler(new MetricsReportingHandler());
 #endif
   AddSettingsPageUIHandler(new PeopleHandler(profile));
   AddSettingsPageUIHandler(new ProfileInfoHandler(profile));
   AddSettingsPageUIHandler(new SearchEnginesHandler(profile));
   AddSettingsPageUIHandler(new SiteSettingsHandler(profile));
   AddSettingsPageUIHandler(new StartupPagesHandler(web_ui));
 
 #if defined(OS_CHROMEOS)
@@ skipping 68 matching lines @@
   UMA_HISTOGRAM_TIMES("Settings.LoadDocumentTime.MD",
                       base::Time::Now() - load_start_time_);
 }
 
 void MdSettingsUI::DocumentOnLoadCompletedInMainFrame() {
   UMA_HISTOGRAM_TIMES("Settings.LoadCompletedTime.MD",
                       base::Time::Now() - load_start_time_);
 }
 
 }  // namespace settings