Display the error code when certificates fail to add

chrome/app/generated_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!-- This file contains definitions of resources that will be translated for
 each locale. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/generated_resources.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 3077 matching lines @@
       </message>
 
       <!-- Add Client Certificate Dialog -->
       <message name="IDS_ADD_CERT_DIALOG_ADD" desc="Title of the button that adds the certificate in the Add Client Certificate dialog">
         Add Certificate
       </message>
       <message name="IDS_ADD_CERT_FAILURE_TITLE" desc="Title of add-certificate error dialog">
         Client Certificate Error
       </message>
       <message name="IDS_ADD_CERT_ERR_INVALID_CERT" desc="Error message when the server returns an invalid client certificate after key generation">
-        The server returned an invalid client certificate.
+        The server returned an invalid client certificate. Error <ph name="ERROR_number">$1<ex>207</ex></ph> (<ph name="ERROR_NAME">$2<ex>net::ERR_CERT_INVALID</ex></ph>).
       </message>
       <message name="IDS_ADD_CERT_ERR_FAILED" desc="Generic error message for a failure to add the generated certificate to the cert store/keychain">
-        There was an error while trying to store the client certificate.
+        There was an error while trying to store the client certificate. Error <ph name="ERROR_number">$1<ex>207</ex></ph> (<ph name="ERROR_NAME">$2<ex>net::ERR_CERT_INVALID</ex></ph>).
       </message>
 
       <!-- Basic Auth Dialog -->
       <message name="IDS_LOGIN_DIALOG_TITLE" desc="String to be displayed in the title bar of the login prompt dialog">
         Authentication Required
       </message>
       <message name="IDS_LOGIN_DIALOG_DESCRIPTION" desc="String to be displayed in the login prompt dialog to explain what the user needs to do">
         The server <ph name="DOMAIN">$1<ex>google.com</ex></ph> at <ph name="REALM">$2<ex>site name</ex></ph> requires a username and password.
       </message>
       <message name="IDS_LOGIN_DIALOG_DESCRIPTION_NO_REALM" desc="String to be displayed in the login prompt dialog to explain what the user needs to do">
@@ skipping 5447 matching lines @@
 
     </messages>
 
     <structures first_id="50000" fallback_to_english="true">
       <structure name="IDD_CHROME_FRAME_FIND_DIALOG" file="cf_resources.rc" type="dialog" >
       </structure>
     </structures>
 
   </release>
 </grit>