254439 - ask before saving form data for the first time adding strings only before l10n freeze

browser/locales/en-US/chrome/browser/browser.properties

@@ -64,3 +64,7 @@ mailUnreadMenuitem=Read Mail (%S new)
 
 livemarkHasLivemarksTooltip=Add Live Bookmark for this page's feed
 livemarkNoLivemarksTooltip=Page has no feeds for Live Bookmark
+
+saveFormInformationMessage=%S can save information that you enter in web forms to make filling them out faster in the future. Would you like to save form information from now on?
+saveFormInformationYes=Save Form Information
+saveFormInformationNo=Don't Save