Bug 694963 Port bug 451250 to Fennec r=mbrubeck

mobile/chrome/content/netError.xhtml

@@ -318,6 +318,7 @@
         <h1 id="et_redirectLoop">&redirectLoop.title;</h1>
         <h1 id="et_unknownSocketType">&unknownSocketType.title;</h1>
         <h1 id="et_netReset">&netReset.title;</h1>
+        <h1 id="et_notCached">&notCached.title;</h1>
         <h1 id="et_netOffline">&netOffline.title;</h1>
         <h1 id="et_netInterrupt">&netInterrupt.title;</h1>
         <h1 id="et_deniedPortAccess">&deniedPortAccess.title;</h1>
@@ -342,6 +343,7 @@
         <div id="ed_redirectLoop">&redirectLoop.longDesc;</div>
         <div id="ed_unknownSocketType">&unknownSocketType.longDesc;</div>
         <div id="ed_netReset">&netReset.longDesc;</div>
+        <div id="ed_notCached">&notCached.longDesc;</div>
         <div id="ed_netOffline">&netOffline.longDesc2;</div>
         <div id="ed_netInterrupt">&netInterrupt.longDesc;</div>
         <div id="ed_deniedPortAccess">&deniedPortAccess.longDesc;</div>

mobile/locales/en-US/chrome/overrides/appstrings.properties

@@ -47,6 +47,7 @@ confirmRepostPrompt=To display this page, %S must send information that will rep
 resendButton.label=Resend
 unknownSocketType=Firefox doesn't know how to communicate with the server.
 netReset=The connection to the server was reset while the page was loading.
+notCached=This document is no longer available.
 netOffline=Firefox is currently in offline mode and can't browse the Web.
 isprinting=The document cannot change while Printing or in Print Preview.
 deniedPortAccess=This address uses a network port which is normally used for purposes other than Web browsing. Firefox has canceled the request for your protection.

mobile/locales/en-US/chrome/overrides/netError.dtd

@@ -49,6 +49,9 @@
 <!ENTITY netInterrupt.title "The connection was interrupted">
 <!ENTITY netInterrupt.longDesc "&sharedLongDesc2;">
 
+<!ENTITY notCached.title "Document Expired">
+<!ENTITY notCached.longDesc "<p>The requested document is not available in &brandShortName;'s cache.</p><ul><li>As a security precaution, &brandShortName; does not automatically re-request sensitive documents.</li><li>Click Try Again to re-request the document from the website.</li></ul>">
+
 <!ENTITY netOffline.title "Offline mode">
 <!ENTITY netOffline.longDesc2 "
 <ul>