Improve error pages on client certificate failures.

components/error_page_strings.grdp

Index: components/error_page_strings.grdp
diff --git a/components/error_page_strings.grdp b/components/error_page_strings.grdp
index c732fab8dd94cd7283c18e34c11cd0efb4d22aba..7c2e4e479d325290fcb73efeb80b22d352aea1ab 100644
--- a/components/error_page_strings.grdp
+++ b/components/error_page_strings.grdp
@@ -255,7 +255,7 @@
     This site can’t provide a secure connection
   </message>
   <message name="IDS_ERRORPAGES_SUMMARY_BAD_SSL_CLIENT_AUTH_CERT" desc="Summary in the error page for SSL client certificate authentication failure.">
-    <ph name="HOST_NAME">&lt;strong jscontent="hostName"&gt;&lt;/strong&gt;<ex>www.whatever.com</ex></ph> didn’t accept your login certificate, or your login certificate may have expired.
+    <ph name="HOST_NAME">&lt;strong jscontent="hostName"&gt;&lt;/strong&gt;<ex>www.whatever.com</ex></ph> requested a login certificate. It may not have been provided or your login certificate may have expired or be invalid.

[davidben, 2016/09/16 22:06:13]

Hrm. Probably should do "It" => "One"?

[svaldez, 2016/09/19 20:43:15]

Maybe "One may not have been provided or your login certificate may be expired
or invalid."

[davidben, 2016/09/19 21:28:07]

Done.

   </message>
   <message name="IDS_ERRORPAGES_SUMMARY_BLOCKED_BY_EXTENSION" desc="Summary in the error page when an extension blocks a request.">
     Requests to the server have been blocked by an extension.
@@ -333,6 +333,9 @@
   <message name="IDS_ERRORPAGES_SUGGESTION_GOOGLE_SEARCH_SUMMARY" desc="When a page fails to load, sometimes we suggest a specific Google search.">
     Search Google for <ph name="LINK">&lt;a jsvalues="href:searchUrl;.jstdata:$this" onclick="linkClicked(this.jstdata)" jscontent="searchTerms" id="search-link"&gt;<ex>Example search terms</ex>&lt;/a&gt;</ph>
   </message>
+  <message name="IDS_ERRORPAGES_SUGGESTION_CLIENT_CERTIFICATE" desc="The message displayed in a list of suggestions following a network error suggesting to the user to reload with a valid client certificate. The suggestions list is prefixed with 'Try:'.">

[davidben, 2016/09/16 22:06:13]

I used CLIENT instead of LOGIN in the code to be consistent elsewhere. We seem
to always say CLIENT in code and the 'desc' field elsewhere also says "client
certificate" with only the messages themselves saying "login certificate".

+    Reloading with a valid login certificate
+  </message>
   <if expr="is_macosx">
     <message name="IDS_ERRORPAGES_SUGGESTION_DIAGNOSE" desc="Label for the link that invokes the connection diagnostic tool on the error page displayed in a list of suggestions. The suggestions list is prefixed with 'Try:'.">
       <ph name="BEGIN_LINK">&lt;a href="javascript:diagnoseErrors()" id="diagnose-link"&gt;</ph>Running Network Diagnostics<ph name="END_LINK">&lt;/a&gt;</ph>