Factor parsing "ln=" to SuggestionAnswer

chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.mm

Index: chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.mm
diff --git a/chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.mm b/chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.mm
index 541d5f59177b2b7e7fcfc4cc219828ac80a31393..4eee108af4acdd0bcbb0a4e5fac30fc2cc8d158a 100644
--- a/chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.mm
+++ b/chrome/browser/ui/cocoa/omnibox/omnibox_popup_cell.mm
@@ -268,14 +268,6 @@ NSAttributedString* CreateAnswerString(const base::string16& text,
   return result.autorelease();
 }
 
-int ParseNumLines(const SuggestionAnswer::TextFields& text_fields) {
-  for (const SuggestionAnswer::TextField& text_field : text_fields) {
-    if (text_field.has_num_lines() && text_field.num_lines() > 1)
-      return text_field.num_lines();
-  }
-  return 1;
-}
-
 NSAttributedString* CreateAnswerLine(const SuggestionAnswer::ImageLine& line,
                                      BOOL is_dark_theme) {
   base::scoped_nsobject<NSMutableAttributedString> answer_string(
@@ -444,7 +436,7 @@ NSAttributedString* CreateClassifiedAttributedString(
           [CreateAnswerLine(match.answer->first_line(), isDarkTheme) retain];
       description_ =
           [CreateAnswerLine(match.answer->second_line(), isDarkTheme) retain];
-      max_lines_ = ParseNumLines(match.answer->second_line().text_fields());
+      max_lines_ = match.answer->SecondLineSize();
     } else {
       contents_ = [CreateClassifiedAttributedString(
           match.contents, ContentTextColor(isDarkTheme), match.contents_class,