Add card details and legal message to Android save credit card infobar.

chrome/browser/infobars/infobar_service.cc

Index: chrome/browser/infobars/infobar_service.cc
diff --git a/chrome/browser/infobars/infobar_service.cc b/chrome/browser/infobars/infobar_service.cc
index 77f9937ce2ed08e862781905d1e7515ed195f240..421759764415a53e651213092c1448c6bd7bafb6 100644
--- a/chrome/browser/infobars/infobar_service.cc
+++ b/chrome/browser/infobars/infobar_service.cc
@@ -61,6 +61,9 @@ int InfoBarService::GetActiveEntryID() {
   return active_entry ? active_entry->GetUniqueID() : 0;
 }
 
+// InfoBarService::CreateAutofillCCInfoBar() is implemented in platform-specific
+// files.
+
 void InfoBarService::NotifyInfoBarAdded(infobars::InfoBar* infobar) {
   infobars::InfoBarManager::NotifyInfoBarAdded(infobar);
   // TODO(droger): Remove the notifications and have listeners change to be