Remove promotion-type-specific JSON handling from NotificationPromo

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 92dc37a2032617db0f8177fe45726d27fab4f777..b25ef320e023ca0bb7c7008ee94c78cd3bca0955 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -1517,15 +1517,6 @@ const char kNtpPromoPlatform[] = "ntp.promo_platform";
 // Promo line from server.
 const char kNtpPromoLine[] = "ntp.promo_line";
 
-#if defined(OS_ANDROID)
-// Promo line from server (long).
-const char kNtpPromoLineLong[] = "ntp.promo_line_long";
-// Promo action that needs to be triggered
-const char kNtpPromoActionType[] = "ntp.promo_action_type";
-// Promo action arguments
-const char kNtpPromoActionArgs[] = "ntp.promo_action_args";
-#endif  // defined(OS_ANDROID)
-
 // Dates between which the NTP should show a promotional line downloaded
 // from the promo server.
 const char kNtpPromoStart[] = "ntp.promo_start";