Add an outdated upgrade bubble view.

chrome/browser/ui/toolbar/wrench_menu_model.cc

Index: chrome/browser/ui/toolbar/wrench_menu_model.cc
diff --git a/chrome/browser/ui/toolbar/wrench_menu_model.cc b/chrome/browser/ui/toolbar/wrench_menu_model.cc
index d77e397df17835465623ec7ab4667a5f135197b4..81c160a34460fc2436dd5b3412f19cb264023926 100644
--- a/chrome/browser/ui/toolbar/wrench_menu_model.cc
+++ b/chrome/browser/ui/toolbar/wrench_menu_model.cc
@@ -292,7 +292,13 @@ string16 WrenchMenuModel::GetLabelForCommandId(int command_id) const {
                                         num_background_pages);
     }
     case IDC_UPGRADE_DIALOG:
-      return l10n_util::GetStringUTF16(IDS_UPDATE_NOW);
+      if (UpgradeDetector::GetInstance()->is_outdated_install()) {
+        return l10n_util::GetStringFUTF16(
+            IDS_UPGRADE_BUBBLE_TITLE,
+            l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_NAME));
+      } else {
+        return l10n_util::GetStringUTF16(IDS_UPDATE_NOW);
+      }
     case IDC_SHOW_SIGNIN: {
       GlobalError* error = GetActiveSignedInServiceError();
       if (error)