[Autofill] Credit Card Signin promo: no bg color, no smaller font.

chrome/browser/ui/autofill/autofill_popup_layout_model.cc

 // Copyright (c) 2016 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 "chrome/browser/ui/autofill/autofill_popup_layout_model.h"
 
 #include <algorithm>
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 142 matching lines @@
   // Autofill values have positive |frontend_id|.
   if (suggestions[index].frontend_id > 0)
     return bold_font_list_;
 
   // All other message types are defined here.
   PopupItemId id = static_cast<PopupItemId>(suggestions[index].frontend_id);
   switch (id) {
     case POPUP_ITEM_ID_WARNING_MESSAGE:
       return warning_font_list_;
     case POPUP_ITEM_ID_CLEAR_FORM:
+    case POPUP_ITEM_ID_CREDIT_CARD_SIGNIN_PROMO:
     case POPUP_ITEM_ID_AUTOFILL_OPTIONS:
     case POPUP_ITEM_ID_SCAN_CREDIT_CARD:
     case POPUP_ITEM_ID_SEPARATOR:
       return normal_font_list_;
-    case POPUP_ITEM_ID_CREDIT_CARD_SIGNIN_PROMO:
-      return smaller_font_list_;
     case POPUP_ITEM_ID_TITLE:
     case POPUP_ITEM_ID_AUTOCOMPLETE_ENTRY:
     case POPUP_ITEM_ID_DATALIST_ENTRY:
     case POPUP_ITEM_ID_PASSWORD_ENTRY:
       return bold_font_list_;
   }
   NOTREACHED();
   return normal_font_list_;
 }
 
@@ skipping 46 matching lines @@
 #endif
 
   return result;
 }
 
 const gfx::Rect AutofillPopupLayoutModel::RoundedElementBounds() const {
   return gfx::ToEnclosingRect(delegate_->element_bounds());
 }
 
 }  // namespace autofill