Make NTP Promo invalid if text parameter is not in lookup table.

ios/chrome/browser/ui/ntp/notification_promo_whats_new.h

 // Copyright (c) 2014 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.
 
 #ifndef IOS_CHROME_BROWSER_UI_NTP_NOTIFICATION_PROMO_WHATS_NEW_H_
 #define IOS_CHROME_BROWSER_UI_NTP_NOTIFICATION_PROMO_WHATS_NEW_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 24 matching lines @@
 
   // Mark the promo as closed when the user dismisses it.
   void HandleClosed();
 
   // Mark the promo as having been viewed.
   void HandleViewed();
 
   bool valid() const { return valid_; }
   const std::string& promo_type() { return promo_type_; }
   const std::string& promo_text() { return promo_text_; }
-  const std::string& promo_name() { return promo_name_; }
   WhatsNewIcon icon() { return icon_; }
   bool IsURLPromo() const;
   const GURL& url() { return url_; }
   bool IsChromeCommand() const;
   int command_id() { return command_id_; }
 
  private:
   // Initialize the state and validity from the low-level notification_promo_.
   bool InitFromNotificationPromo();
 
@@ skipping 15 matching lines @@
 
   // True if InitFromPrefs/JSON was called and all mandatory fields were found.
   bool valid_;
 
   // Text of promo.
   std::string promo_text_;
 
   // Type of whats new promo.
   std::string promo_type_;
 
-  // Name of promo.
-  std::string promo_name_;
-
   // Icon of promo.
   WhatsNewIcon icon_;
 
   // The minimum number of seconds from installation before promo can be valid.
   // E.g. Don't show the promo if installation was within N days.
   int seconds_since_install_;
 
   // The duration after installation that the promo can be valid.
   // E.g. Don't show the promo if installation was more than N days ago.
   int max_seconds_since_install_;
@@ skipping 10 matching lines @@
   // The lower-level notification promo.
   ios::NotificationPromo notification_promo_;
 
   // Convert an icon name string to WhatsNewIcon.
   WhatsNewIcon ParseIconName(const std::string& icon_name);
 
   DISALLOW_COPY_AND_ASSIGN(NotificationPromoWhatsNew);
 };
 
 #endif  // IOS_CHROME_BROWSER_UI_NTP_NOTIFICATION_PROMO_WHATS_NEW_H_