Add profile selector menu to app list.

ui/app_list/app_list_menu.cc

Index: ui/app_list/app_list_menu.cc
diff --git a/ui/app_list/app_list_menu.cc b/ui/app_list/app_list_menu.cc
index 95d6ac38d91b3acc2f6355b56a68e241dd00d953..a92614ed1aa3314bc1c3ea84214d5d2af0670cd7 100644
--- a/ui/app_list/app_list_menu.cc
+++ b/ui/app_list/app_list_menu.cc
@@ -4,6 +4,7 @@
 
 #include "ui/app_list/app_list_menu.h"
 
+#include "grit/ui_resources.h"
 #include "grit/ui_strings.h"
 #include "ui/app_list/app_list_view_delegate.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -12,17 +13,33 @@
 
 namespace app_list {
 
-AppListMenu::AppListMenu(AppListViewDelegate* delegate)
+AppListMenu::AppListMenu(AppListViewDelegate* delegate,
+                         const AppListModel::Users& users)
     : menu_model_(this),
-      delegate_(delegate) {
+      delegate_(delegate),
+      users_(users) {
   InitMenu();
 }
 
 AppListMenu::~AppListMenu() {}
 
 void AppListMenu::InitMenu() {
-  menu_model_.AddItem(CURRENT_USER, base::string16());
-  menu_model_.AddSeparator(ui::NORMAL_SEPARATOR);
+  // User selector menu section. We don't show the user selector if there is
+  // only 1 user.
+  if (users_.size() > 1) {
+    ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+    for (size_t i = 0; i < users_.size(); ++i) {
+      menu_model_.AddItem(SELECT_PROFILE + i, users_[i].name);
+      int menu_index = menu_model_.GetIndexOfCommandId(SELECT_PROFILE + i);
+      menu_model_.SetSublabel(menu_index, users_[i].email);
+      // Use custom check mark.
+      if (users_[i].active) {
+        menu_model_.SetIcon(i, gfx::Image(*rb.GetImageSkiaNamed(
+            IDR_APP_LIST_CURRENT_USER_INDICATOR)));
+      }
+    }
+    menu_model_.AddSeparator(ui::NORMAL_SEPARATOR);
+  }
 
   menu_model_.AddItem(SHOW_SETTINGS, l10n_util::GetStringUTF16(
       IDS_APP_LIST_OPEN_SETTINGS));
@@ -48,6 +65,11 @@ bool AppListMenu::GetAcceleratorForCommandId(int command_id,
 }
 
 void AppListMenu::ExecuteCommand(int command_id, int event_flags) {
+  if (command_id >= SELECT_PROFILE) {
+    delegate_->ShowForProfileByPath(
+        users_[command_id - SELECT_PROFILE].profile_path);
+    return;
+  }
   switch (command_id) {
     case CURRENT_USER:
       break;  // Do nothing.