Log UMA metrics for multiprofile actions.

ash/system/user/tray_user.cc

 // Copyright (c) 2012 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 "ash/system/user/tray_user.h"
 
 #include <algorithm>
 #include <climits>
 #include <vector>
 
 #include "ash/ash_switches.h"
+#include "ash/multi_profile_uma.h"
 #include "ash/popup_message.h"
 #include "ash/root_window_controller.h"
 #include "ash/session_state_delegate.h"
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/system/tray/system_tray.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/system_tray_notifier.h"
 #include "ash/system/tray/tray_constants.h"
@@ skipping 721 matching lines @@
 
 void UserView::ButtonPressed(views::Button* sender, const ui::Event& event) {
   if (sender == logout_button_) {
     ash::Shell::GetInstance()->system_tray_delegate()->SignOut();
   } else if (sender == user_card_view_ && SupportsMultiProfile()) {
     if (!multiprofile_index_) {
       ToggleAddUserMenuOption();
     } else {
       ash::SessionStateDelegate* delegate =
           ash::Shell::GetInstance()->session_state_delegate();
+      MultiProfileUMA::RecordSwitchActiveUser(
+          MultiProfileUMA::SWITCH_ACTIVE_USER_BY_TRAY);
       delegate->SwitchActiveUser(delegate->GetUserEmail(multiprofile_index_));
       // Since the user list is about to change the system menu should get
       // closed.
       owner_->system_tray()->CloseSystemBubble();
     }
   } else if (add_menu_option_.get() &&
              sender == add_menu_option_->GetContentsView()) {
     // Let the user add another account to the session.
+    MultiProfileUMA::RecordSigninUser(MultiProfileUMA::SIGNIN_USER_BY_TRAY);
     ash::Shell::GetInstance()->system_tray_delegate()->ShowUserLogin();
   } else {
     NOTREACHED();
   }
 }
 
 void UserView::AddLogoutButton(ash::user::LoginStatus login) {
   const base::string16 title = ash::user::GetLocalizedSignOutStringForStatus(
       login, true);
   TrayPopupLabelButton* logout_button = new TrayPopupLabelButton(this, title);
@@ skipping 520 matching lines @@
       kUserIconLargeSize : kUserIconSize;
 
   avatar_->SetImage(
       ash::Shell::GetInstance()->session_state_delegate()->GetUserImage(
           multiprofile_index_),
       gfx::Size(icon_size, icon_size));
 }
 
 }  // namespace internal
 }  // namespace ash