Update network error interstitial strings

components/components_chromium_strings.grd

Index: components/components_chromium_strings.grd
diff --git a/components/components_chromium_strings.grd b/components/components_chromium_strings.grd
index 9206b036ffdf62c54b665910a61db9b0cf5a7d19..4f91af9b37fa0f9a398f2ffebff040782119e9bd 100644
--- a/components/components_chromium_strings.grd
+++ b/components/components_chromium_strings.grd
@@ -153,19 +153,13 @@
           again for improved performance.
         </message>
       </if>
-
-      <if expr="not is_android and not is_ios">
-        <message name="IDS_ERRORPAGES_SUMMARY_INTERNET_DISCONNECTED" desc="Summary of the error page when the network connection failed. May be followed by platform dependent instructions.">
-          Chromium can't display the webpage because your computer isn't 
-          connected to the Internet.
-        </message>
-      </if>
-
       <message name="IDS_ERRORPAGES_SUGGESTION_FIREWALL_CONFIG_HEADER" desc="When a webpage fails to load, in some cases we suggest reconfiguring the firewall.  This is a header above some details.">
         Allow Chromium to access the network in your firewall or antivirus
         settings.
       </message>
-
+      <message name="IDS_ERRORPAGES_SUMMARY_BLOCKED_ENROLLMENT_CHECK_PENDING" desc="Summary in the error page when the user tries to browse before the forced enrollment check has finished.">
+        Chromium OS hasn’t completed its initial setup.
+      </message>
       <if expr="is_macosx">
         <message name="IDS_ERRORPAGES_SUGGESTION_PROXY_DISABLE_PLATFORM" desc="Mac OSX instructions for disabling use of a proxy server.">
           Go to